Bttn Ly Thuyet Hoa Hoc

8/6/2019 Bttn Ly Thuyet Hoa Hoc

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Cu hi l thuyt Ha hc ph thng GV: H Gi Quc

PHN 1: NGUYN T, BNG TUN HON, LIN KT HA HC1/ Trong mt nguyn t:

1. S p bng s e.2. Tng in tch cc proton bng in tch ht nhn Z.3. S khi A l khi lng tuyt i ca nguyn t.4. Tng s p v s e c gi l s khi.

5. Tng s p v s n c gi l s khi.S pht biu ng l:A. 2 B. 4 C. 3 D. 5

2/ Cho cc nguyn t sau: Na (Z=11); Ca (Z=20); Cr (Z=24); Cu (Z=29). Dy nguyn tno di y c s e thuc lp ngoi cng bng nhau?

A. Ca, Cr, Cu B. Ca, Cu C. Na, Cr, Cu D. Ca, Cr 3/ Nguyn t ca nguyn t X c e cui cng c in vo phn lp 3p1

Nguyn t ca nguyn t Y c e cui cng c in vo phn lp 3p3.S p ca X v Y ln lt l:A. 12 v 14 B. 13 v 14 C. 12 v 15 D. 13 v 15

4/ Ba nguyn t X, Y, Z c tng s in tch ht nhn bng 16. Hiu in tch ht nhnca X v Y l 1. Tng s e trong ion [X3Y]- l 32. Vy X, Y, Z ln lt l:

A. C, H, F B. O, N, H C. N, C, He D. O, S, H

5/ S p, n, e ca ion52 3

24Cr + ln lt l:

A. 24,28,24 B. 24,30,21 C. 24,28,21 D. 24,28,276/ Hiro c 3 ng v 1H; 2H; 3H v beri c 1 ng v 9Be. Trong t nhin c th c baonhiu phn t BeH2 c cu to t cc ng v trn?

A. 12 B. 3 C. 18 D. 67/ Trong v nguyn t cc nguyn t: Al, Na, Mg,. Fe trng thi c bn c s e c thnln lt l:

A. 1,1,0,4 B. 3,1,2,2 C. 1,1,2,8 D. 3,1,2,88/ Oxi c 3 ng v 16O; 17O; 18O v cacbon c 2 ng v 12C v 13C. Trong t nhin c thc bao nhiu phn t CO2 c cu to t cc ng v trn?

A. 12 B. 3 C. 18 D. 69/ Ht nhn nguyn t A c in tch bng 32.10 -19 culng. Chu k v nhm ca A trong

bng tun hon l:A. chu k 3, nhm IIIB B. chu k 2, nhm IBC. chu k 4, nhm IVB D. chu k 4, nhm IIA

10/ Dy nguyn t no di y c xp theo chiu gim dn tnh kim loi?A. Li, Na, K, Pb B. Na, Mg, Al, Cl C. O, S, Se, Te D. F, Cl, Br, I

11/ Nguyn t M c 7 e ha tr, M thuc chu k 4. M l:A. Mn (25) B. Co (27) C. Br (35) D. Mn v Br

12/ Trong hp cht X, Y (X l kim loi, Y l phi kim). S e ca cation v s e ca anionbng nhau v tng s bng 20. Bit trong mi hp cht Y ch c 1 mc oxi ha duy nht.Cng thc ca X, Y l:

A. AlN B. MgO C. NaF D. LiF13/ X v Y l hai nguyn t hai phn nhm chnh k tip nhau c tng in tch dng

bng 23 v thuc cng mt chu k. X v Y l:

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A. N v S B. Si v F C. O v P D. Na v Mg14/ Bn nguyn t X, Y, Z, T c s hiu nguyn t ln lt l 9, 17, 35, 53. Cc nguynt trn c sp xp theo chiu tnh phi kim tng dn nh sau:

A. X,T,Y,Z B. T,Z,Y,X C. X,Y,Z,T D. X,Z,Y,T15/ Pht biu no sau y ng?

A. Cc nguyn t Mg, Cr, Cu c s e thuc lp ngoi cng bng nhau.

B. Cc nguyn t Na, Al, Cl trng thi c bn c s e c thn bng nhau.C. Nguyn t m nguyn t c phn lp ngoi cng l 1s2, 2p2, 3s1 l nhng

nguyn t kim loi.D. Cc nguyn t O, S, Se, Te trng thi c bn u c 2 e c thn , khi b kch

thch c th c 4 hoc 6 e c thn.16/ Nguyn t R c cng thc oxit cao nht l RO 3. R thuc nhm v cng thc hp chtkh vi hiro l:

A. IIIA v RH5 B. VIA v RH3 C. VIA v RH2 D. IIIA v RH317/ Hai nguyn t X v Y cng mt chu k v thuc hai phn nhm chnh k tip nhau ctng s p trong ht nhn hai nguyn t l 25. V tr ca X, Y trong bng tun ha l:

A. chu k 3, nhm IIA v IIIA B. chu k 2, nhm IIA v IIIAC. chu k 3, nhm IA v IIA D. chu k 2, nhm IA v IIA.18/ Ba nguyn t A (Z=11), B (Z=12), C (Z=13) c hiroxit tng ng l X, Y, T. Chiutng dn tnh baz ca cc hiroxit ny l:

A. T,X,Y B. X,T,Y C. X,Y,T D. T,Y,X19/ X v Y l hai nguyn t hai phn nhm chnh k tip nhau c tng in tch dng

bng 23. X v Y l:A. N v S B. O v P C. Na v Mg D. C A,B,C

20/ Cc cht trong dy no sau y c xp theo th t tnh axit tng dn?A. Al(OH)3, H2SiO3, H3PO4, H2SO4

B. H2SiO3, Al(OH)3, Mg(OH)2, H2SO4.C. NaOH, Al(OH)3, Mg(OH)2, H2SiO3.D. H2SiO3, Al(OH)3, H3PO4, H2SO4.

21/ A,B l hai nguyn t thuc cng mt phn nhm v thuc hai chu k lin tip nhauca bng tun hon. Bit tng s hiu nguyn t ca A,B l 32. S p trong A,B ln ltl:

A. 12 v 20 B. 7 v 25 C. 15 v 17 D. 8 v 2422/ Cho cc nguyn t Mg, Al, Si, P, Ca. Cc nguyn t thuc cng chu k l:

A. Mg, Al, Si, P B. P, Al, Si, CaC. Mg, Al, Ca D. Mg, Al, Si, Ca

23/ Cation X+ v anion Y2- c cu hnh e ngoi cng l 3s23p6. V tr cc nguyn t X, Y

trong bng tun hon l:A. X 19, chu k 4, nhm IA; Y 17, chu k 3, nhm VIIA.B. X 19, chu k 4, nhm IA; Y 16, chu k 3, nhm VIA.C. X 18, chu k 3, nhm VIIIA; Y 17, chu k 3, nhm VIIA.D. X 18, chu k 3, nhm VIIIA; Y 16, chu k 3, nhm VIA.

24/ Cho cc mnh sau:1. m in ca mt nguyn t c trng cho kh nng ht e ca nguyn t

khi hnh thnh lin kt ha hc.

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2. m in v tnh phi kim ca mt nguyn t bin thin t l thun vi intch ht nhn nguyn t.

3. Nguyn t ca mt nguyn t c m in cng ln th tnh phi kim cngmnh.

4. Trong mt nhm A, m in tng theo chiu tng ca in tch ht nhnnguyn t.

S pht biu ng l:A. 1 B. 3 C. 4 D. 2

25/ X l nguyn t c ha tr cao nht vi oxi bng ha tr vi hiro. X c nhiu tronggii thc vt v ng vt. S nguyn t tha mn iu kin trn l:

A. 4 B. 3 C. 1 D. 226/ Dy gm cc phi kim c sp xp theo th t tnh phi kim gim dn l:

A. F, Cl, S, O B. Cl, F, S, OC. F, O, Cl, S D. F, Cl, O, S

27/ Dy cc nguyn t sp xp theo chiu tng dn tnh phi kim t tri sang phi l:A. P, N, F, O B. N,P, F, O

C. P, N, O, F D. N, P, O, F28/ Cc cht trong dy no sau y c xp theo th t tnh axit tng dn?A. HClO3, HClO2, HClO, HClO4 B. HClO, HClO2, HClO3, HClO4C. HClO, HClO3, HClO2, HClO4 D. HClO4, HClO3, HClO2, HClO

29/ Pht biu no sau y sai?A. Nguyn t thuc chu k 5, nhm VIA c cu hnh lp ngoi cng l 5s25p4.B. Nguyn t thuc chu k 4, nhm VIIIB c cu hnh e ha tr l 3d74s2.C. Nguyn t c cu hnh e ha tr 3d54s2 thuc chu k 4, nhm IIA.D. Nguyn t Cu (Z=29) thuc chu k 4, nhm IB.

30/ Khng nh no sau y sai?

A. Nguyn t X (Z=47) thuc chu k 5, nhm IB.B. Trong mt chu k theo chiu tng ca in tch ht nhn, tnh kim loi gimng thi tnh phi kim tng.

C. Trong mt nhm A t trn xung theo chiu tng ca in tch ht nhn tnhkim loi gim dn ng thi tnh phi kim tng dn.

D. Theo dy NaOH-Mg(OH)2-Al(OH)3 tnh baz gim dn, tnh axit tng dn.31/ Dy no sau y c xp theo chiu gim dn tnh baz v tng dn tnh axit?

A. Na2O, MgO, CO2, Al2O3, SO2 B. Na2O, MgO, Al2O3, CO2, SO2C. CO2, SO2, Al2O3, MgO, Na2O D. Na2O, MgO, Al2O3, SO2, CO2

32/ Cho cc nguyn t 11M, 17X, 9Y, 19R. m in tng dn theo th tA. M, X, R,Y B. M, X, Y, R C. Y, M, X, R D. R, M, X, Y

33/ A,B,C,D,E,F l su nguyn t lin tip trong bng tun hon c tng s n v intch ht nhn l 63. Nguyn t c in tch nh nht l:

A. 5 B. 6 C. 8 D. 1034/ Dy sp xp cc cht theo chiu tnh baz tng dn l:

A. NaOH, Mg(OH)2, Al(OH)3, Si(OH)4.B. Si(OH)4, Al(OH)3, NaOH, Mg(OH)2.C. Mg(OH)2, NaOH, Si(OH)4, Al(OH)3.

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D. Si(OH)4, Al(OH)3, Mg(OH)2, NaOH.35/ Dy sp xp cc cht theo chiu tnh axit tng dn l

A. Al(OH)3, H2SiO3, H2CO3, HNO3.B. H2SiO4, H2CO3, HNO3, Al(OH)3.C. Al(OH)3, H2SiO4, H2CO3, HNO3.D. HNO3, H2CO3, H2SiO3, Al(OH)3.

36/ Khng nh no sau y ng?A. Electron cui cng ca nguyn t Fe in vo phn lp d. Fe l nguyn t d.B. Cc nguyn t ca nghuyn t kh him c 8e lp ngoi cng.C. Cc nguyn t c 1, 2, 3, e lp ngoi cng u l cc nguyn t kim loi.D. Tt c cc nguyn t ca nguyn t kim loi u c s ntron u ln hn s

proton.37/ Cho cc nguyn t sau: 11Na, 29Cu, 13Al, 26Fe, 47Ag, 5B, 38Sr, 25Mn. Nhng nguyn tc gi l kim loi chuyn tip gm:

A. Na, Al, B, Sr B. Cu, Al, Fe, Mn, Ag, Sr C. Cu, Fe, Ag, Mn D. Cu, Fe, Mn, Sr

38/ Khng nh no sau y sai?A. Mt nguyn t c gi tr nng lng ion ha th nht khng ph thuc vonguyn t khc.

B. Bn knh cu mt nguyn t l gi tr c nh.C. Mi nguyn t ch c mt gi tr m in nht nh khng ph thuc vo

nguyn t khc.D. i vi cc nguyn t phi kim th tng ha tr cao nht ca nguyn t oxi v

hiro lun bng 8.39/ Hnh dng ca phn t CH4, BF3, H2O, BeH2 tng ng l:

A. t din, tam gic, gp khc, thng.

B. tam gic, t din, gp khc, thng.C. gp khc, tam gic, t din, thng.D. thng, tam gic, t din, gp khc.

40/ Nguyn t nguyn t X c 2 e ha tr, nguyn t nguyn t Y c 5 e ha tr. Cngthc phn t ca hp cht to bi X v Y l:

A. X2Y3 B. X5Y2 C. X2Y5 D. X3Y241/ S oxi ha ca nit trong cc hp cht: NH4Cl, HNO3, NO, NO2, N2, N2O ln lt l:

A. -4, +6, +2, +4, 0, +1 B. -4, +5, -2, 0, +3, -1C. -3, +5, +2, +4, 0, +1 D. +3, -5, +2, -4, -3, -1

42/ Cho cc phn t sau: SO2, CO2, H2O, HCl, CH4, NH3. Dy gm cc phn t phn cc l:A. SO2, CO2, H2O, HCl, NH3 B. SO2, H2O, HCl, CH4, NH3C. SO2, H2O, HCl, NH3 D. HCl, NH3, CH4, H2O

43/ Dy gm cc cht c lin kt ion l:A. NaCl, Na2O, LiCl, MgO B. N2S, HCl, Al2O3, CaCl2C. H2S, MgO, BaCl2, Na2O D. AlCl3, BaO, LiF, Na2S

44/ Nguyn t ca nguyn t X c tng s ht electron trong cc phn lp p l 7. S htmang in ca mt nguyn t Y nhiu hn s ht mang in ca nguyn t X l 8 ht.Cc nguyn t X, Y ln lt l:

A. Al v Cl B. Al v P C. Na v Cl D. Fe v Cl

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45/ Nguyn t ca nguyn t X c cu hnh electron 1s 22s22p63s23p64s1 v nguyn t canguyn t Y c cu hnh electron 1s22s22p5. Lin kt ha hc gia nguyn t X v nguynt Y thuc loi lin kt:

A. cho nhn B. ion C. cng ha tr D. kim loi46/ Dy gm cc ion X+, Y- v Z u c cu hnh electron l 1s22s22p6 l:

A. K+, Cl-, Ar B. Li+, F-, Ne

C. Na+, F-, Ne D. Na+, Cl-, Ar47/ Cho cc nguyn t: 19K, 7N, 14Si, 12Mg. Dy gm cc nguyn t c sp xp theochiu bn knh nguyn t gim dn t tri sang phi l:

A.N, Si, Mg, K B. Mg, K, Si NC. K, Mg, N, Si D. K, Mg, Si, N

48/ Nguyn t ca nguyn t X c electron mc nng lng cao nht l 3p. Nguyn tca nguyn t Y cng c electron mc nng lng 3p v c 1e lp ngoi cng.

Nguyn t ca X v Y c s electron hn km nhau l 2. Nguyn t X, Y ln lt l:A. kim loi v kim loi B. phi kim v kim loiC. kim loi v kh him D. kh him v kim loi

49/ Dy gm cc cht trong phn t ch c lin kt cng ha tr phn cc l:A. O2, H2O, NH3 B. H2O, HF, H2SC. HCl, O3, H2S D. HF, Cl2, H2O

50/ Cu hnh electron ca ion X2+ l 1s22s22p63s23p63d6. Trong bng tun hon cc nguynt ha hc. Nguyn t X thuc:

A. chu k 4, nhm VIIIB B. chu k 4, nhm VIIIAC. chu k 3, nhm VIB D. chu k 4, nhm IIA

51/ Z l mt nguyn t m nguyn t c cha 20 proton cn Y l mt nguyn t mnguyn t c cha 9 proton. Cng thc phn t ca hp cht hnh thnh gia cc nguynt ny l:

A. Z2Y vi lin kt cng ha tr B. ZY2 vi lin kt ionC. ZY vi lin kt cho nhn D. Z2Y3 vi lin kt cng ha tr52/ Tng s proton, notron v electron ca mt nguyn t X l 28. S khi v cu hnhelectron nguyn t ca nguyn t X l:

A. 18 v 1s22s22p5 B. 19 v 1s22s22p5

C. 17 v 1s22s22p5 D. 35 v 1s22s22p63s23p6

53/ in tch ht nhn nguyn t ca mt nguyn t R l: +3,2.10 -18 culng. Nguyn t R,cu hnh electron ca R v v tr ca R trong bng h thng tun hon l:

A. Al, 1s22s22p63s223p1, s 13, chu k, nhm IIIA.B. Mg, 1s222s22p63s2, s 12, chu k 3, nhm IIA.C. Ca, 1s22s22p63s23p64s2, s 20, chu k 4, nhm IIA.D. K, 1s22s22p63s23p64s2, s 19, chu k 4, nhm IA.

54/ Nguyn t X c 2 ng v Y, Z. Trong Y c tng s khi v s electron bng 52,s proton ca Y gn bng s notron ca Y v s notron ca Y km s notron ca Z l 2.K hiu nguyn t cc ng v Y, Z ca X ln lt l:

A. 38 3617 17;Cl Cl B.32 34

16 16;S S C. 35 3717 17;Cl Cl D.

31 33

15 15;P P

55/ Pht biu no sau y khng ng?A. Nguyn t cacbon ch gm cc nguyn t c s in tch ht nhn Z = 6.

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B. Cc nguyn t 2814X v29

14X l nhng ng v.

C. Bo (Bo = 10,81) c hai ng v 10B v 11B. Phn trm s nguyen t mi ng vln lt l 19% v 81%.

D. Hiro c 3 ng v 1H; 2D, 3T v Beri c 1 ng v 9Be. Trong t nhin c thc 3 phn t BeH2 cu to t cc ng v trn.

56/ Pht biu no di y l ng?A. Nguyn t chu k 5, nhm VIIA c cu hnh electron ha tr l 5s25p5.B. Nguyn t chu k 4, nhm VIB c cu hnh electron ha tr l 3d44s2.C. Nguyn t c cu hnh electron ha tr 4d25s2 thuc chu k 5, nhm IIA.D. Nguyn t c cu hnh electron ha tr 4s1 thuc chu k 5, nhm IA

57/ Pht biu no di y khng ng?A. Cc ion 25Mn2+ v 26Fe3+ c cu hnh electron ging nhau.B. Trong chu k 4 c 9 nguyn t m nguyn t ca cc nguyn t ny u c 2e

thuc lp ngoi cng.C. Trong s cc nguyn t chu k 2, khng c nguyn t no m nguyen t c th

c 4 e c thn.

D. Cc ion 16S2-, 17Cl-,19K+, 20Ca2+ c cu hnh electrton ging vi cu hnh electronca 18Ar.

58/ C cc cp nguyn t vi cu hnh electron ha tr di y:(X): X1: 4s1 v X2: 4s24p5

(Y): Y1: 3d24s2 v Y2: 3d54s1

(Z): Z1: 2s22p2 v Z2: 3s23p4

(T): T1: 1s2 v T2: 2s22p5

Chn kt lun khng ng.A. Lin kt gia X1 v X2 l lin kt ionB. Lin kt gia Y1 v Y2 l lin kt kim loi.

C. Lin kt gia Z1 v Z2 l lin kt cng ha tr.D. Lin kt gia T1 v T2 l lin kt cng ha tr.59/ Pht biu no sau y ng?

A. Cc nguyn t m nguyn t c phn lp ngoi cng ng vi ns2 u l cc kimloi.

B. Nguyn t cc nguyn t kim loi u ch c phn lp ngoi cng l ns 1 v ns2(n 2)

C. Cc nguyn t kim loi khng nm nhm VIA v VIIA.D. Cc nguyn t c electron cui cng nm phn lp(n-1)d x (x>0) u l cc

kim loi.

60/ Nguyn t ca nguyn t X c 2e c thn trng thi c bn. Cng thc hp chtvi hiro ca X l:A. XH2 hay XH4 B. XH2 hay XH3C. XH2 D. CH4

P N1C 2C D 4B 5C 6D 7A 8A 9D 10B 11A 12C 13D14B 15B 16C 17A 18D 19D 20A 21A 22A 23B 24D 25C 26C27C 28B 29C 30C 31B 32D 33C 34D 35A 36A 37C 38C 39A40B 41C 42C 43A 44A 45B 46C 47D 48B 49B 50A 51B 52B53C 54C 55D 56A 57C 58D 59D 60A

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PHN 2: PHN NG OXI HA KH1/ Trong mi trng axit d, dung dch cha cht no di y lm mt mu dung dchKMnO4?

A. Fe2(SO4)3 B. NaNO3 C. FeSO4 D. KClO42/ Cho lung kh H2S li qua dung dch FeCl3 thu c kt ta l cht no di y?

A. S B. Fe(OH)3 C. Fe(OH)2 D. FeS3/ Cho cc cht: Cu, Fe(NO3)2, Fe3O4, Fe2O3, Al2O3, CuS. S cht tc dng vi dung dchhn hp NaNO3 + HCl c th gii phng kh NO l:

A. 4 B. 2 C. 3 D. 54/ Cho cc cht v ion sau: Cl-, MnO4-, K+, Fe2+, SO2, CO2, Fe. Dy gm cc cht v ionva c tnh kh v tnh oxi ha l:

A. Fe2+, CO2, SO2, Fe B. Fe2+, SO2C. Cl-, MnO4-, K+ D. Fe2+, CO2, SO2

5/ Cho phn ng ha hc sau: FeSO4 + KMnO4 + X1 X2 + MnSO4 + K2SO4 + H2O. X1v X2 l:

A. KHSO4 v Fe2O3 B. KHSO4 v Fe2(SO4)3

C. H2SO4 v Fe2(SO4)3 D. C B v C6/ Cho dy cc cht di y tc dng vi nhau:

a. Cu + Fe(NO3)2 b. SO2 + Br2 + H2O c. FeCl3 + CH3NH2 + H2O d. NaAlO2 + NaOH e. NaHSO4 + CaCO3 g. FeCl3 + Cu Dy gm cc phn ng xy ra l:A. a,d,e,g B. c,d,g,b C. b,c,e,g D. a,b,e,g

7/ Cho dung dch thuc tm tc dng vi dung dch st (II) sunfat trong mi trng axitsunfuric d. Tng h s cc cht tham gia phn ng l:

A. 17 B. 20 C. 21 D. 108/ Cho s phn ng: KBr + K2Cr2O7 + H2SO4 Br2 + Cr2(SO4)3 + K2SO4 + H2OH s (ti gin) ca cc cht trong s trn sau khi cn bng l:

A. 6,2,10,3,2,2,10 B. 6,1,4,3,1,1,4C. 6,1,7,3,1,4,7 D. 6,1,7,3,2,7,4

9/ Trong phn ng t chy CuFeS2 to thnh sn phm CuO, Fe2O3, SO2 th CuFeS2s:

A. nhng 26 e B. nhn 12 e C. nhn 13 e D. nhng 13 e

10/ Cho cc phn ng sau:2H2O2 2H2O + O22HgO 2Hg + O2Cl2 + 2KOH KCl + KClO + H2O

2KClO3 2KCl + 3O23NO2 + H2O 2HNO3 + NO

2KMnO4 K2MnO4 + MnO2 + O2

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S phn ng oxi ha kh ni phn t l:A. 4 B. 2 C. 5 D. 3

11/ Cho cc phn ng di y:(1) MnO2 + 4HCl MnCl2 + Cl2 + 2H2O(2) Mg + 2HCl MgCl2 + H2(3) CuO + 2HCl CuCl2 + H2O

Phn ng m HCl ng vai tr cht kh l:A. 1,2 B. 1 C. 3 D. 2

12/ Cho cc phn ng sau:

a) Mg d + Fe(NO3)3

b) Fe d + Fe(NO3)3

c) Fe + AgNO3 d

d) FexOy + HNO3long

e) FeS + HNO3 c, nng

f) Fe(NO3)2 + Cl2

Dy gm cc phn ng m dung dch thu c sau phn ng c cha mui Fe(NO3)3 l:A. c,d,e,f B. a,b,d,e C. b,c,d,f D. a,b,d,f

13/ Khi cho Cu tc dng vi dung dch cha NaNO 3 v H2SO4 long. Vai tr ca NaNO3l: A. cht xc tc B. mi trng

C. cht kh D. cht oxi ha14/ Cho phn ng ha hc sau: Mg + HNO3 Mg(NO3)2 + NO + NO2 + H2O. Nu tl th tch ca NO:NO2 l 2:1 th h s cn bng ti gin ca HNO3 l:

A. 30 B. 12 C. 20 D. 18

15/ Cho phn ng: FeS2 + HNO3 Fe(NO3)3 + H2SO4 + NO + H2O. Tng h s cn

bng (ti gin) ca cc cht trong phn ng trn l:A. 9 B. 23 C. 19 D. 21

16/ Cho phn ng: FeO + HNO3 Fe(NO3)3 + NxOy + H2O. H s ti gin ca HNO3 l:A. 3x-2y B. 10x-4y C. 16x-6y D. 8x-3y

17/ Cho phn ng: FeS + H2SO4 Fe2(SO4)3 + SO2 + H2O. H s cn bng ti ginca H2SO4 l:

A. 12 B. 10 C. 11 D. 918/ Cho cc phn ng:

a) Fe3O4 + HCl

b) Fe(OH)2 + HNO3 c nng

c) CuS + H2SO4

d) Cu + dd FeCl3

g) HCHO + H2

h) CaCO3 + dd HCl Dy gm cc phn ng oxi ha kh l:A. a,b,c,d,g B. a,b,c,d,h C. c,d,g,h D. b,d,g

19/ Cho cc phn ng:

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a) Cl2 + Ca(OH)2 CaOCl2 + H2Ob) C2H4 + Br2 C2H4Br2c) NH3 + HCl NH4Cld) AgNO3 + HCl AgCl + HNO3g) Fe2O3 + 6HNO3 2Fe(NO3)3 + 3H2O

h) 4Fe(NO3)2 2Fe2O3 + 4NO2 + 5O2Dy gm cc phn ng oxi ha kh l:A. a,b,c,h B. b,c,d,h C. a,b,g,h D. a,b,h

20/ Cho Fe3O4 vo dung dch H2SO4 long d thu c dung dch X. Dy no sau ygm cc cht u tc dng c vi X?

A. dd KMnO4, Cl2, dd HClB. dd HNO3, Mg, CuSC. Fe(OH)3, Al2O3, NaClD. dd KMnO4, dd Br2, Cu

21/ Dy no di y gm cc phn t v ion ch c tnh kh?

A. Br-

, Na, S2-

, Cl-

B. HCl, H2S, NH3, Cl-

C. CH4, NaClO, Fe2+, HNO2 D. H2O, HBr, Fe, NH322/ Cho mt hp cht ca st vo dung dch H2SO4 long d, thu c dung dch A. Dungdch ny va tc dng vi KMnO4 va tc dng vi Cu. Hp cht l:

A. FeO B. Fe2O3 C. Fe(OH)2 D. Fe3O423/ S mol H2SO4 c nng dng trong phn ng no sau y l ln nht khi s mol cacc cht kh l bng nhau?

A. Fe + H2SO4 B. S + H2SO4 C. Fe3O4 + H2SO4 D. NaBr + H2SO424/ Pht biu no sau y sai?

A. Tnh oxi ha ca cc ion tng dn theo th t Fe2+, Fe3+, H+, Cu2+, Ag+.

B. Fe

2+

kh c Ag

+

.C. Fe3+ c tnh oxi ha mnh hn Cu2+.D. Fe kh c Cu2+ trong dung dch.

25/ iu ch kh CO2 t dung dch HCl c v CaCO3. Kh bay ra cn m v ln tp chtl HCl. thu c kh CO2 tinh khit v kh cn dng cc cht no sau y?

A. dd NaHCO3, dd H2SO4 cB. dd AgNO3, dd H2SO4 cC. dd Na2CO3, dd H2SO4 cD. dd H2SO4 c, dd Na2CO3

26/ Cho cc pht biu sau:1. Phn ng trung ha l phn ng oxi ha kh.2. Phn ng phn hy lun l phn ng oxi ha kh.3. Phn ng th trong ha hc v c lun l phn ng oxi ha kh.4. Phn ng trao i lun l phn ng oxi ha kh.5. Phn ng in phn lun l phn ng oxi ha kh.S pht biu ng l:A. 3 B. 1 C. 2 D. 4

27/ T l s phn t HNO3 ng vai tr cht oxi ha v mi trng trong phn ng:

FeO + HNO3 Fe(NO3)3 + NO + H2O l:

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A. 1:2 B. 1:10 C. 1:9 D. 1:328/ Cho hn hp Fe, Cu tc dng vi dung dch HNO3. Sau khi phn ng xy ra honton thu c dung dch cha mt loi cht tan v mt kim loi. Cht tan l:

A. Fe(NO3)3 B. HNO3 C. Cu(NO3)2 D. Fe(NO3)229/ Cho hai mui X, Y tha mn iu kin sau

X + Y: khng phn ng.

X + Cu: khng phn ng.X + Y + Cu: c phn ngX, Y l mui no di y?A. Fe(NO3)3, NaHSO4 B. NaNO3, NaHCO3C. Mg(NO3)2, KNO3 D. NaNO3, NaHSO4

30/ Trong phn ng t chy FeS2 to thnh sn phm Fe2O3 v SO2 th FeS2 s:A. nhn 11 e B. nhng 22 e C. nhng 11 e D. nhn 22 e

31/ Dy gm cc cht u tc dng vi dung dch Al2(SO4)3 l:A. CO2, NaOH, NH3 B. BaCl2, HCl, NaOHC. Na2CO3, NH3, NaOH D. NH3, NaOH, Fe

32/ Cho tng cht: Fe, FeO, Fe(OH)2, Fe(OH)3, Fe3O4, Fe2O3, Fe(NO3)2, Fe(NO3)3, FeSO4,FeCO3, FeS ln lt tc dng vi dung dch HNO3 c nng. S phn ng oxiha kh l:

A. 3 B. 8 C. 7 D. 933/ Cho cc phn ng sau y:

AgNO3 + Fe(NO3)2 Fe(NO3)3 + Ag (1)Mg + 2HCl MgCl2 + H2 (2)

Dy cc ion c xp theo chiu tng dn tnh oxi ha l:A. Fe3+, Ag+, H+, Fe2+, Mg2+ B. Mg2+, Fe2+, H+, Fe3+, Cu2+

C. Mg2+, Fe2+, H+, Cu2+, Fe3+ D. Mg2+, Fe2+, Fe3+, H+, Cu2+

34/ Cho phng trnh ha hc cha cn bng:K2SO3 + KMnO4 + KHSO4 K2SO4 + MnSO4 + H2O

Tng h s ti gin ca hp cht cha kali khi cn bng l:A. 13 B. 27 C. 22 D. 36

35/ Cho cc phng trnh ha hc di y:Al4C3 + 12H2O 4Al(OH)3 + 3CH4Ca + 2H2O Ca(OH)2 + H2C2H2 + H2O CH3CHO2F2 + 2H2O 4HF + O2

NaH + H2O NaOH + H2Tng s phn ng m nc ng vai tr l cht oxi ha hoc cht kh l:A. 3 B. 2 C. 4 D. 5

36/ Cho cc phn ng sau:a) MnO2 + HCl c b) CaOCl2 + HCl c c) Fe + HCl d) FeS + HCl e) Fe2O3 + HCl c

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f) K2Cr2O7 + HCl c Dy gm cc phn ng m HCl th hin tnh kh lA. a,b,f B. a,b,c,f C. a,b,e,f D. b,c,d,e

37/ Khi cho hn hp Mg, Al vo dung dch hn hp gm Cu(NO 3)2, AgNO3 th phn ngoxi ha kh xy ra u tin l:

A. Mg + Cu(NO3)2 Mg(NO3)2 + Cu

B. Al + 3AgNO3 Al(NO3)3 + 3Ag

C. 2Al + 3Cu(NO3)3 2Al(NO3)3 + 3CuD. Mg + 2AgNO3 Mg(NO3)2 + 2Ag

38/ Cho hn hp Al, Fe vo dung dch hn hp Cu(NO 3)2 v AgNO3, kt thc phn ngthu c cht rn cha 3 kim loi. Cc kim loi l:

A. Al, Fe, Cu B. Al, Cu, Ag C. Fe, Al, Cu D. Fe, Cu, Ag39/ H s ti gin ca cc cht trong phn ng:

FeS2 + HNO3 Fe(NO3)3 + H2SO4 + NO + H2O ln lt l:A. 2,10,2,4,1,1 B. 1,4,1,2,1,1 C. 1,6,1,2,3,1 D. 1,8,1,2,5,2

40/ Xt phn ng: FexOy + HCl FeCl2 + FeCl3 + H2O.Tng h s ti gin ca cc hp cht cha clo l:A. 11 B. 9 C. 3x-2y D. 3x-y

41/ Cho hn hp hai kh NO2 v CO2 vo lng d dung dch NaOH, sau phn ng thuc dung dch c cc cha cc cht tan l:

A. NaNO3, Na2CO3, NaOH, H2OB. NaHCO3, NaNO2, NaNO3, NaOH, H2OC. Na2CO3, NaNO3, NaNO2, NaOH, H2OD. NaNO3, Na2CO3, NaHCO3, NaNO2, NaOH, H2O


1. 4HCl + MnO2

MnCl2 + Cl2 + 2H2O2. 2HCl + Fe FeCl2 + H2

3. 14HCl + K2Cr2O7 2KCl + 2CrCl3 + 3Cl2 + 7H2O4. 6HCl + 2Al 2AlCl3 + 3H2

5. 16HCl + 2KMnO4 2KCl + MnCl2 + 5Cl2 + 8H2OS phn ng trong HCl th hin tnh oxi ha l:A. 2 B. 1 C. 4 D. 3


1. 2FeBr2 + Br2 2FeBr3

2. 2NaBr + Cl2

2NaCl + Br2Pht biu ng l:A. Tnh kh ca Cl- mnh hn ca Br-

B. Tnh oxi ha ca Br2 mnh hn ca Cl2C. Tnh kh ca Fe3+ mnh hn ca Fe2+

D. Tnh oxi ha ca Cl2 mnh hn ca Fe3+.44/ Tng h s ti gin ca cc cht trong phng trnh phn ng gia Cu vi dung dchHNO3 c nng l:

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A. 11 B. 10 C. 8 D. 945/ Cho cc phn ng sau:

a) FeO + HNO3 c nng

b) FeS + H2SO4 c nng

c) Al2O3 + HNO3c nng

d) Cu + dd FeCl3 e) Anehit axetic + H2

f) Glucoz + AgNO3/NH3 g) C2H4 + Br2

h) Glixerol + Cu(OH)2 Dy gm cc phn ng oxi ha kh l:

A. a,b,c,d,e,h B. a,b,d,e,f,g C. a,b,d,e,f,h D. a,b,c,d,e,g46/ Chia m gam Al thnh 2 phn bng nhau:

- Phn 1: tc dng vi dung dch NaOH sinh ra x mol kh H2.

- Phn 2: tc dng vi dung dch HNO3 long sinh ra y mol kh N2O (sn phmkh duy nht).Quan h gia x v y l:A. y=2x B. x=y C. x=4y D. x=2y

47/ Cho dy cc cht: FeO, Fe(OH)2, FeSO4, Fe3O4, Fe2(SO4)3, Fe2O3. S cht b HNO3c nng oxi ha l:

A. 6 B. 5 C. 4 D. 3

48/ Cho phn ng ha hc: Fe + CuSO4 FeSO4 + Cu. Trong phn ng trn xy ra:A. S oxi ha Fe v s kh Cu2+ B. S oxi ha Fe v s oxi ha CuC. S kh Fe2+ v s oxi ha Cu D. S kh Fe2+ v s kh Cu2+

49/ Cho dy cc cht v ion: Zn, S, FeO, SO2, N2, HCl, Cu2+, Cl-. S cht v ion c c tnhoxi ha v kh l:A. 4 B. 6 C. 5 D. 7

50/ Trong cc cht: FeCl2, FeCl3, Fe(NO3)2, Fe(NO3)3, FeSO4, Fe2(SO4)3. S cht c ctnh oxi ha v tnh kh l:

A. 2 B. 3 C. 5 D. 451/ Cho phng trnh:

aFeSO4 + bKMnO4 + cH2SO4 dFe2(SO4)3 + bMnSO4 + eK2SO4 + cH2ONu a = 10 th b bng:A. 2 B. 3 C. 4 D. 5

52/ Cho phng trnh: FexOy + HNO3 Fe(NO3)3 + NnOm + H2O.H s ca FexOy sau khi cn bng l:A. x(7n-3m) B. x(7n+3m) C. x(5n+2m) D. (x5n-2m)

53/ Cho phng trnh: FexOy + HNO3 Fe(NO3)3 + NO + H2OH s ca FexOy sau khi cn bng l:A. 1 B. 2 C. 3 D. 4

54/ Cho cc phn ng:1. KMnO4 + HCl c kh X

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2. NH4NO3 + NaOH kh Y3. FeS + H2SO4 long kh ZCng thc phn t ca cc kh X,Y,Z l:A. O2, NH3, H2S B. Cl2, N2, SO2 C. Cl2, NH3, H2S D. O2, N2, SO2

55/ Cho cc hp cht ca lu hunh: H2S, SO2, SO3, H2SO3, H2SO4.a) Trong cc chp cht trn, hp cht ch th hin tnh kh l:

A. SO3 v H2SO4 B. SO2 v H2SO3 C. H2S D. SO2b) Trong cc hp cht trn, cht ch th hin tnh kh l;

A. SO3 v H2SO4 B. SO2 v H2SO3 C. H2S D. SO2P N1C 2A 3C 4B 5D 6C 7B 8C 9D 10D 11B 12A 13D14C 15C 16C 17B 18D 19D 20D 21D 22D 23C 24A 25A 26C27C 28D 29D 30C 31C 32B 33C 34C 35C 36A 37D 38D 39D40A 41C 42A 43D 44B 45B 46C 47C 48A 49C 50B 51A 52D53C 54C 55aC 55bA

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PHN 3: HALOGEN1/ Cho cc cht: HClO (1), HClO2 (2), HClO3 (3), HClO4 (4). Th t tnh axit tng dn l:

A. 3,1,2,4 B. 4,2,3,1 C. 1,3,2,4 D. 1,2,3,42/ iu ch cc HX (X l halogen) ngi ta khng th dng phn ng no sau y?

A. KBr + H2SO4 c B. KCl + H2SO4 c

C. CaF2 + H2SO4 c

D. H2 + Cl2

3/ Cho cc mnh sau:a) Kh hidro clorua kh khng tc dng c vi CaCO3 to CO2.

b) Clo c th tc dng trc tip vi oxi to ra cc oxit axit.c) Flo l phi kim mnh nht, n c th oxi ha c tt c cc kim loi.d) Clorua vi c tnh oxi mnh.S mnh pht biu ng l:A. 2 B. 1 C. 4 D. 3

4/ 10/ Trong cc axit ca clo c s oxi ha tng ng l -1; +1; +3; +5; +7. Axit c s oxiha no km bn nht?

A. -1 B. +1 C. +7 D. +55/ Sn phm ca phn ng gia dung dch HCl v dung dch KMnO4 l:

A. KCl + MnCl2 + H2O B. Cl2 + MnCl2 + H2OC. Cl2 + KCl + MnO2 D. Cl2 + KCl + MnCl2 + H2O

6/ C 4 l mt nhn X,Y,Z,T mi l cha mt trong cc dung dch sau: AgNO 3, ZnCl2,HI, Na2CO3. Bit rng Y ch to kh vi Z nhng khng phn ng vi T. Cc cht ctrong cc l X,Y,Z,T l:

A. ZnCl2, HI, Na2CO3, AgNO3 B. AgNO3, Na2CO3, HI, ZnCl2C. AgNO3, HI, Na2CO3, ZnCl2 D. ZnCl2, Na2CO3, HI, AgNO3

7/ Cho cc phn ng sau:(1) Cl2 + 2NaBr 2NaCl + Br2(2) Br2 + 2NaI 2NaBr + I2(3) F2 + 2NaCl 2NaF + Cl2(4) Cl2 + 2NaF 2 NaCl + F2(5) HF + AgNO3 AgF + HNO3(6) HCl + AgNO3 AgCl + HNO3S phng trnh ha hc vit ng l:A. 4 B. 5 C. 3 D. 2

8/ Khi t nng, l ng c th chy trong cht no sau y?A. NH3 B. CO2 C. N2 D. Cl2

9/ Trong mui NaCl c ln mui NaBr v NaI. loi hai mui ny ra khi NaCl, ngita c thA. Cho dung dch hn hp cc mui tc dng vi kh Cl2 bng cch sc kh Cl2

n d vo dung dch, sau c cn dung dch thu c.B. Cho hn hp tc dng vi dung dch HCl c.C. Cho hn hp tc dng vi dung dch Br2 d, sau c cn dung dch.D. Cho hn hp tc dng vi dung dch AgNO3, sau nhit phn kt ta.

10/ Phn ng no sau y c dng iu ch kh HCl trong phng th nghim?

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A. NaClrn + H2SO4 c HCl + NaHSO4B. Cl2 + SO2 + H2O 2HCl + H2SO4C. Cl2 + H2O HCl + HClO

D. H2 + Cl2 2HCl11/ Trong cc cht di y, dy no gm cc cht u tc dng c vi dung dch

HCl? A. Fe, CuO, Cu(OH)2 B. Fe2O3, KMnO4, CuC. AgNO3, MgCO3, BaSO4 D. CaCO3, H2SO4, Mg(OH)2

12/ / Khi cho kh clo tc dng vi dung dch kim nng s thu cA. mui clorua v mui clorat B. mui cloruaC. mui clorua v mui hipoclorit D. mui hipoclorit

13/ Cho cc cht sau: MnO2, PbO2, SiO2, NH3, KMnO4, K2Cr2O7. S cht tc dng vidung dch HCl c c th to thnh kh Cl2 l:

A. 5 B. 4 C. 3 D. 614/ Dng bnh thy tinh c th cha c tt c cc axit trong dy no sau y?

A. HCl, H2SO4, HF B. HCl, H2SO4, HNO3C. H2SO4, HF, HNO3 D. HCl, H2SO4, HF, HNO315/ Hn hp kh no sau y c th cng tn ti?

A. kh H2S v kh Cl2 B. kh HI v kh Cl2C. kh NH3 v kh HCl D. kh O2 v kh Cl2

16/ Cho cc phng trnh phn ng:F2 + NaOH long (1) + H2O + OF2Cl2 + KOH (2) + (3) + H2OCl2 + KOH KCl + (4) + (5)

NaCl + H2O H2 + (6) + 2NaOHNaCl + H2O (7) + H2Th t cc cht (1), (2), (3), (4), (5), (6), (7) trong cc phn ng trn ln lt l:A. NaF, KClO, KCl, KClO3, H2O, Cl2, NaClOB. NaF, KCl, KClO3, KClO, Cl2, Cl2, NaClO.C. NaF, KClO, KClO3, KCl, H2O, Cl2, NaCl.D. NaF, KClO3, KClO, KClO, H2O, Cl2, NaClO

17/ Cho cc phn ng cn thiu sau:(1) + 2Fe 2FeCl3(2) + H2O HCl + HClO4Cl2 + (3) + 4H2O H2SO4 + 8HClMgO + (4) MgCl2 + H2OCu(OH)2 + (5) CuCl2 + (6)Th t cn thiu (1), (2), (3), (4), (5), (6) cn phi in vo phng trnh l:A. Cl2, Cl2, SO2, HCl, H2O, HClB. Cl2, Cl2, SO2, HCl, HCl, H2OC. Cl2, Cl2, H2S, HCl, H2O, HClD. Cl2, Cl2, H2S, HCl, HCl, H2O

18/ Theo chiu t Flo n Iot, bn knh nguyn tA. tng dn B. gim dn C. khng i D. khng quy lut

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Nhit thng

Nhit 100 oC

pdd c mng ngn

pdd khngmng ngn


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19/ Cho cc phn ng sau:a) Cl2 + NaOHb) Cl2 + KOHc) in phn dung dch mui n c mng ngn.d) in phn dung dch mui n khng c mng ngn.

S phn ng to c nc Gia-Ven l:A. 4 B. 1 C. 2 D. 320/ Cho cc phn ng cn thiu sau:

(1) + 2Fe 2FeCl3 (a)(2) + H2O HCl + HclO (b)4Cl2 + (3) + 4H2O H2SO4 + 8HCl (c)MgO + (4) MgCl2 + H2O (d)Cu(OH)2 + (5) CuCl2 + (6) (e)Trong cc phn ng trn, nhm gm cc phn ng oxi ha kh l:A. a, b, e B. c, d, e C. a, b, c D. b, d, e

21/ C 3 l mt nhn ng 3 dung dch ring bit khng mu l BaCl 2, NaHCO3 v NaCl.C th dng dung dch no di y phn bit 3 dung dch trn?

A. H2SO4 B. BaCl2 C. AgNO3 D. BaCl222/ Trong cc hp cht vi oxi, s oxi ha ca clo c th c l:

A. -1, +1, +3, +5, +7 B. -1, +3, +5C. +1, +3, +5, +7 D. -1, +1, +3, +5

23/ S oxi ha ca F trong cc hp cht HF, OF2, KF, CaF2 l:A. -1, +2, -1, -2 B. -1, +1, -1, -2C. -1, -1, -1, -2 D. -1, -1, -1, -1

24/ iu ch HF ngi ta dng phn ng no sau y?

A. H2 + F2 2HFB. 2NaF + H2SO4 Na2SO4 + 2HF

C. CaF2 + H2SO4 CaSO4 + 2HFD. 2F2 + 2H2O 4HF + O2

25/ Khi sc kh clo vo dung dch NaOH 100 oC th sn phm thu c cha clo c soxi ha l:

A. -1 v +5 B. -1 v +7 C. -1 v +1 D. -126/ Criolit c cng thc ha hc l:

A. CaF2 B. Na2SiF6 C. Na3AlF6 D. NaAlO227/ Chn phng trnh phn ng ng trong s cc phn ng sau:

A. 2HF + 2FeCl3 2FeCl2 + F2 + 2HCl

B. 2HI + 2FeCl3 2FeCl2 + I2 + 2HCl

C. 2HBr + 2FeCl3 2FeCl2 + Br2 + 2HCl

D. Fe + Cl2 FeCl228/ Nc Gia-ven l hn hp cc cht no sau y?

A. NaCl, NaClO4, H2O B. NaCl, NaClO3, H2OC. NaCl, NaClO, H2O D. HCl, HClO, H2O

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100 oCto thng


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29/ / Trong cc tnh cht sau, tnh cht no khng phi tnh cht ca hiro clorua?A. tc dng vi kh NH3B. lm i mu giy qu tm m.C. tc dng vi CaCO3 gii phng kh CO2.D. Tan nhiu trong nc.

30/ Phng trnh ha hc no sau y biu din ng phn ng ca dy st nng chy

trong kh clo?A. 3Fe + 4Cl2 FeCl2 + 2FeCl3B. 2Fe + 3Cl2 2FeCl3C. Fe + Cl2 FeCl2D. Fe + 2Cl2 2FeCl3 + Cl

31/ Cho cc mnh sau y:a) Cc halogen c s oxi ha t -1 n 7

b) Flo l cht ch c tnh oxi ha.c) F2 y c Cl2 ra khi dung dch NaCl

d) Tnh axit ca cc hp cht HX tng theo th t: HF, HCl, HBr, HI.Cc mnh lun ng l:A. a, b, c B. b, c C. b, d D. a, b, d

32/ Chia dung dch brom c mu vng thnh 2 phn. Dn kh X khng mu i qua phn 1th thy dung dch mt mu. Dn kh Y khng mu i qua phn 2 th thy mu ca dungdch sm hn. Kh X,Y ln lt l:

A. Cl2 v SO2B. Cl2 v HI C. SO2 v HI D. HCl v HBr 33/ Dy cht no di y u tan c trong dung dch HCl long?

A. Fe, CuO, Pb(OH)2 B. Fe2O3, KMnO4, Cu, BaCO3C. AgNO3, MgCO3, BaSO4 D. CaCO3, Mg(OH)2, NaHCO3

34/ Nu cho 1 mol mi cht CaOCl2, KMnO4, K2Cr2O7, MnO2 ln lt phn ng vi dungdch HCl c, cht to ra lng kh Cl2 nhiu nht l:A. KMnO4 B. K2Cr2O7 C. CaOCl2 D. MnO2


4HCl + PbO2 PbCl2 + Cl2 + 2H2O

HCl + NH4HCO3 NH4Cl + CO2 + H2O

2HCl + 2HNO3 2NO2 + Cl2 + 2H2O2HCl + Zn ZnCl2 + H2

S phn ng trong HCl th hin tch kh l:A. 2 B. 4 C. 1 D. 3

36/ Cht dng lm kh kh Cl2 m l:A. Na2SO3 khan B. dd NaOH c C. dd H2SO4 c D. CaO

37/ Dy no sau y ch gm cc cht va tc dng c vi dung dch HCl , va tcdng c vi dung dch AgNO3?

A. Fe, Ni, Sn B. Al, Fe, CuOC. Zn, Cu, Mg D. Hg, Na, Ca

38/ Cho cc halogen F, Cl, Br, I, cc axit HF, HCl, HBr, HI, cc ion F-, Cl-, Br-, I-.a) Cc halogen c xp theo chiu gim dn tnh phi kim l:

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A. I > Cl > Br > F B. F > Cl > Br > IC. Cl > I > Br > F D. F > Cl > I > Br

b) Cc axit c xp theo chiu gim dn tnh axit l:A. HI > HBr > HCl > HF B. HF > HCl > HBr > HIC. HCl > HI > HBr > HF D. HF > HCl > HI > HBr

c) Cc ion c xp theo chiu tnh kh gim dn l:

A. I-

> Br-

> Cl-

> F-

B. F-

> Cl-

> Br-

> I-

C. I- > Br- > F- > Cl- D. F- > Cl- > I- > Br-

39/ Cho Kali permanganat tc dng vi dung dch HCl c thu c cht kh mu vnglc.a) Dn kh thu c vo dung dch NaOH nhit thng, thu c hai mui l:

A. NaClO v NaCl B. Na2CO3 v NaHCO3C.NaNO2 v NaNO3 D. NaClO3 v NaCl

b) Dn kh thu c vo dung dch KOH un nng n 100 oC, thu c hai mui l:A. KClO v KCl B. K 2CO3 v KHCO3C. KNO2 v KNO3 D. KClO3 v KCl

40/ Trong phng th nghim ngi ta thng iu ch clo bng cchA. in phn nng chy NaCl.B. Cho dung dch HCl c tc dng vi MnO2, un nng.C. in phn dung dch NaCl c mng ngn.D. Cho F2 y Cl2 ra khi dung dch NaCl.

P N1D 2A 3A 4B 5D 6C 7C 8D 9A 10A 11A 12A 13B14B 15D 16A 17D 18A 19C 20C 21A 22C 23D 24C 25A 26C27B 28C 29C 30B 31C 32C 33D 34B 35A 36C 37A 38aB 38bA38cA 39aA 39bD 40B

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PHN 4: OXI1/ Cho cc cht sau: H2S, S, SO2, H2SO4. Cht no c tnh kh mnh nht?

A. S B. H2SO4 C. H2S D. SO22/ Xt phn ng tng hp SO3: 2SO2 + O2 2SO3. Gii php no di y khng lmtng hiu sut ca phn ng?

A. gim nhit B. tng p sutC. dng xc tc D. tch bt SO3 khi sp

3/ Cho cc pht biu sau:1) Oxi tc dng hu ht vi cc nguyn t phi kim tr nit v halogen.2) SO2 ch c tnh kh mnh.3) axit H2SO4 l mt axit yu, yu hn c axit H2CO3.4) peroxit l hp cht t bn.S pht biu ng l:A. 1 B. 2 C. 3 D. 4

4/ Hin tng xy ra khi nhng mt thanh st vo cc ng dung dch H2SO4 c ngui

sau mt thi gian, sau nhng vo dung dch H2SO4 long:A. Thanh st b n mn trong H2SO4 long, khng tan trong H2SO4 c.B. Thanh st b n mn trong H2SO4 c, khng tan trong H2SO4 long.C. C hai trng hp thanh st u b n mn.D. C hai trng hp thanh st khng b n mn.

5/ Phn ng iu ch oxi trong phng th nghim l:A. 2KI + O3 + H2O I2 + 2KOH + O2

B. 5nH2O + 6nCO2 (C6H10O5)n + 6nO2C. 2H2O 2H2 + O2

C. 2KMnO4

K2MnO4 + MnO2 + O26/ iu ch hiro sunfua, ngi ta cho st sunfua c ln st kim loi tc dng vi dungdch H2SO4 long. Vy sn phm thu c c th ln tp cht no?

A. S B. H2 C. H2SO4 D. SO37/ Cho cc pht biu sau:

1) hiro sunfua c th lm qu tm m chuyn sang mu .2) C th iu ch trc tip cc oxit ca clo t clo v oxi.3) Tt c cc mui sunfua u khng tan trong nc.

4) Kh sunfur c th lm mt mu cnh hoa hng.S pht biu ng l:

A. 4 B. 2 C. 3 D. 18/ nhn bit H2S v mui sunfua c th dng ha cht l:

A. dd Na2SO4B. dd Pb(NO3)2 C. dd NaOH D. dd FeCl29/ Cho hn hp gm O2, Cl2, CO2, SO2. thu c O2 tinh khit ngi ta x l bngcch cho ha cht trn tc dng vi mt ha cht thch hp, ha cht l:

A. dd HCl B. nc clo C. nc brom D. dd NaOH10/ Cc kh sinh ra khi cho ng saccaroz vo dung dch H2SO4 c, nng d gm:

A. H2S, CO2 B. H2S, SO2 C. SO3, CO2 D. SO2, CO2

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11/ Cho cc cht: KMnO4, KClO3, CaCO3, H2O2. Ch ra cht c ng dng khc so vi cccht cn li.

A. KMnO4 B. CaCO3 C. KClO3 D. H2O212/ Trong phng th nghim, ngi ta iu ch oxi bng phn ng phn hy nhng hpcht giu oxi, km bn nhit nh KMnO4, KClO3, H2O2. Nu ly cng s mol cht u tht cht no thu c nhiu oxi nht?

A. KClO3 B. KMnO4 C. H2O2 D. KMnO4 v H2O213/ Cho dy bin ha sau: 2 4X Y Z T Na SO . X, Y, Z, T c th l chtno sau y?

A. FeS2, S, SO3, H2SO4 B. SO2, SO3, S, NaHSO4C. CuS, H2S, H2SO4, NaHSO4 D. FeS2, SO2, SO3, H2SO4

14/ phn bit oxi v ozon ngi ta dng thuc th no sau y?A. que m c than hng B. dd KI v h tinh btC. dd KI v phenolphtalein D. Ag

15/ Oxi tc dng c vi tt c cc cht trong nhm cht no di y?A. Na, Al, I2, N2 B. Mg, Ca, Au, S C. Mg, Ca, N2, S D. Na, Mg, Cl2, S

16/ Sn phm to thnh ca phn ng gia Fe3O4 vi H2SO4 c, nng l:A. FeSO4, Fe2(SO4)3, H2O B. Fe2(SO4)3, H2OC. FeSO4, H2O D. Fe2(SO4)3, SO2, H2O

17/ Phn ng ha hc no sau y l sai?

A. 2H2S + O2 2S + 2H2O, thiu oxiB. 2H2S + 3O2 2SO2 + 2H2O, d oxiC. H2S + 2NaCl Na2S + 2HClD. H2S + 4Cl2 + 4H2O 8HCl + H2SO4

18/ t Mg trong khng kh ri a vo bnh ng kh lu hunh ioxit, nhn thy c haicht bt c sinh ra: bt A mu trng v bt B mu vng. Bt B khng tc dng vi axitsunfuric long nhng chy c trong khng kh, sinh ra kh C lm mt mu dung dchKMnO4. Cc cht A, B, C ln lt l:

A. MgO, S, H2S B. MgO, SO3, H2S C. MgO, S, SO2 D. Mg, S, SO219/ oxi ha cng mt s mol H2S theo cc phn ng di y (cha cn bng) thtrng hp no khi lng cht oxi ha cn dng l ln nht?

A. H2S + O2 S + H2O

B. H2S + K2Cr2O7 + H2SO4 S + Cr2(SO4)3 + K2SO4 + H2OC. H2S + Cl2 + H2O HCl + H2SO4D. H2S + SO2 S + H2O

20/ Trong cc nhm cht sau y, nhm no cha cc cht u chy trong kh oxi?A. H2S, FeS, CaO B. CH4, H2S, Fe2O3C. H2S, FeS, NH3 D. CH4, CO, NaCl

21/ T nhng cht cho: S, O2, H2SO4, Ca, H2O. Cc iu kin coi nh c . S chtkh c th iu ch c (khng k oxi) l:

A. 2 B. 5 C. 3 D. 422/ Cho H2O2 vo dung dch KMnO4 trong mi trng H2SO4, sn phm ca phn ng l:

A. MnSO4 + O2 + K2SO4 + H2O B. MnSO4 + KOH

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C. MnSO4 + K2SO4 + H2O D. K 2SO4 + Mn(OH)2 + H2O23/ Mt s gii php iu ch kh oxi nh sau:

1.in phn nc.2.Chng ct phn on khng kh lng.3.Nhit phn nhng cht giu oxi nhng km bn nhit.

Gii php c s dng iu ch oxi trong cng nghip l:

A. 1 v 2 B. 2 v 3 C. 1 v 3 D. 224/ Kh SO2 l mt trong cc nguyn nhn gy nhim mi trng do kh SO2 trong khsinh ra:

A. ma axit B. hiu ng nh knhC. l thng tng ozon D. nc thi gy ung th

25/ Cho kh H2S li chm chm qua dung dch hn hp gm FeCl3, AlCl3, NH4Cl, CuCl2thu c kt ta X. Thnh phn ca X gm:

A. FeS, CuS B. FeS, Al2S3 C. CuS D. CuS v S26/ Cho hn hp FeS v FeCO3 tc dng vi dung dch H2SO4 c v nung nng, ngi tathu c hn hp kh A. Hn hp kh A gm:

A. H2S v CO2 B. H2S v SO2C. SO2 v CO2 D. CO v CO227/ Nu cho s mol H2SO4 nh nhau th phn ng no sau y thu c lng CuSO4 lt nht?

A. H2SO4 + CuO B. H2SO4 + Cu(OH)2C. H2SO4 + CuCO3 D. H2SO4 c + Cu

28/ Khi nhit phn 10 gam mi cht: HgO, KClO3, KMnO4, KNO3. Th tch kh oxi ktc thu c ln nht t:

A. KNO3 B. KMnO4 C. HgO D. KClO329/ Trng hp no sau y khng xy ra phn ng ha hc?

A. Cho Fe vo dung dch H2SO4 long, ngui.B. Sc kh Cl2 vo dung dch FeCl2.C. Sc kh H2S vo dung dch CuCl2.D. Sc kh H2S vo dung dch FeCl2.

30/ Khi nhit phn hon ton 100 gam mi cht sau: KClO 3 (xc tc MnO2). KMnO4,KNO3, AgNO3. Cht to ra lng O2 ln nht l:

A. KNO3 B. AgNO3 C. KMnO4 D. KClO331/ Cht kh X tan vo trong nc to ra mt dung dch lm qu tm chuyn thnh mu v c th c dng lm cht ty mu. Kh X l:

A. NH3 B. CO2 C. SO2 D. O332/ C cc th nghim sau:

TN1: Nhng thanh Fe vo dung dch H2SO4 long, ngui.TN2: Sc kh SO2 vo nc brom.TN3: Sc kh CO2 vo nc Gia-ven.TN4: Nhng l Al vo dung dch H2SO4 c, ngui.S th nghim xy ra phn ng ha hc l:A. 4 B. 3 C. 1 D. 2

33/ iu ch cng mt lng CuSO4 ngi ta tin hnh bng hai cch:Cch 1: Cho Cu tc dng vi H2SO4 c.

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Cch 2: Cho CuO tc dng vi H2SO4.T l s mol H2SO4 theo cch 1 v cch 2 l:A. 1:1 B. 3:2 C. 2:1 D. 1:2

34/ Cho st tc dng vi dung dch axit clohiric thu c kh X. Nhit phn kali nitratthu c kh Y. Cho axit clo hiric c tc dng vi kali permanganat thu c kh Z.Cho tinh th mui n tc dng vi axit sunfuric c thu c kh T. Cc kh X, Y, Z, T

ln lt l:A. H2, O2, HCl, Cl2 B. H2, O2, Cl2, HClC. H2, N2, HCl, Cl2 D. H2, N2, Cl2, HCl

35/ Tc nhn ch yu gy ma axit l:A. CO v CH4 B. CH4 v NH3 C. SO2 v NO2 D. CO v CO2

36/ SO2 lun th hin tnh kh trong cc phn ng vi:A. H2S, O2, Br2 B. dd NaOH, O2, dd KMnO4C. dd KOH, CaO, nc Br2 D. O2, nc Br2, dd KMnO4

P N1C 2C 3B 4D 5C 6B 7B 8B 9D 10D 11B 12A 13A14B 15C 16D 17C 18C 19C 20C 21D 22A 23D 24A 25D 26C27D 28D 29D 30D 31C 32B 33C 34B 35C 36D

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PHN 5: TC PHN NG V CN BNG HA HC1/ Phng n no di y m t y cc yu t nh hng n tc phn ng?

A. Nng , nhit , cht xc tc.B. Nng , nhit , cht xc tc, p sut.C. Nng , nhit , cht xc tc, p sut, khi lng cht rnD. Nng , nhit , cht xc tc, p sut, din tch b mt cht rn.

2/ Trong phn ng iu ch kh oxi trong phng th nghim bng cch nhit phn kaliclorat, nhng bin php no di y c s dng nhm mc ch tng tc phnng?

a) Dng cht xc tc MnO2.b) Nung hn hp kali clorat v MnO2 nhit cao.c) Dng phng php y nc thu oxi.d) Dng kali clorat v MnO2 khan.Cc bin php ng l:A. b,c,d B. a,b,c C. a,c,d D. a,b,d

3/ Xt cn bng: C (r) + CO2 (k) 2CO (k). Yu t no di y khng nh hngti cn bng ca h?

A. Nng CO2 B. khi lng C C. nhit D. p sut4/ Xt cn bng sau: CaCO3 (r) CaO (r) + CO2 (k), phn ng thu nhit.

Ngi ta thc hin cc bin php sau:1. tng nhit 2. thm lng CaCO3 vo.3. ly bt CO2 ra.4. tng p sut chung ca h bng cch gim th tch ca h xung.C bao nhiu yu t lm cn bng dch chuyn theo chiu thun?

A. 4 B. 3 C. 1 D. 25/ Chn pht biu ng trong cc pht biu sau y,A. Thm MnO2 vo qu trnh nhit phn KClO3 s lm gim lng O2 thu c.B. Sc kh CO2 vo dung dch Na2CO3 sut thp khin phn ng xy ra nhanh

hn.C. Bp than ang chy trong nh cho ra ngoi tri s chy chm hn.D. Nghin nh va phi CaCO3 gip phn ng nung vi din ra nhanh hn.

6/ Xt cc cn bng sau:1. 2SO2 (k) + O2 (k) 2SO3 (k)2. SO2 (k) + O2 (k) SO2 (k)

3. 2SO3 (k) 2SO2 (k) + O2 (k)Gi K1, K2, K3 l hng s cn bng ng vi cc trng hp 1, 2, 3 th biu thc linh gia chng l:

A. K1=K2=K3 B. K1=K2=(K3)-1

C. K1=2K2=(K3)-1 D. K1=(K2)2 =(K3)-1

7/ Xt cn bng: N2 (k) + 3H2 (k) 2NH3 (k). Biu thc hng s cn bng ca phnng l:

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A.[ ]

[ ] [ ]3

2 2.

NH

N HB.

[ ] [ ]

[ ]

3

2 2

2

3

.N H

NH

C.[ ]

[ ] [ ]

2

3

3

2 2.

NH

N HD.

[ ] [ ]

[ ]

2 2

3

.N H

NH

8/ Cho cn bng ha hc: 2SO2 (k) + O2 (k) 2SO3 (k). Phn ng thun l phnng ta nhit. Pht biu ng l:A. Cn bng dch chuyn theo chiu thun khi tng nhit .B. Cn bng dch chuyn theo chiu nghch khi gim nng O2.C. Cn bng dch chuyn theo chiu thun khi gim p sut h ca phn ng.D. Cn bng dch chuyn theo chiu nghch khi gim nng SO3.

9/ Cho phng trnh ha hc ca phn ng tng hp amoniacN2 + 3H2 2NH3

Khi tng nng ca H2 ln 2 ln th tc phn ng thunA. tng ln 8 ln B. gim i 2 lnC. tng ln 6 ln D. tng ln 2 ln

10/ Cho phn ng: A (k) + 2B (k) C (k) + D (k). Khi nng cht B tng ln 3 ln vnng cht A khng i th tc phn ng tng hay gim bao nhiu ln?

A. tng 9 ln B. gim 9 lnC. tng 4,5 ln D. gim 4,5 ln

11/ Cho phn ng: A (k) + 2B (k) C (k) + D (k). Khi p sut ca h tng ln 2 ln th tc phn ng tng ln:

A. 9 ln B. 8 lnC. 4 ln D. 6 ln

12/ Cho phn ng: N2 + 3H2 2NH3. Sau mt thi gian, nng cc cht lc cnbng nh sau: [N2] = 2,5 mol/lt; [H2] = 1,5 mol/lt; [NH3] = 2 mol. Nng ban u ca

N2 v H2 ln lt l:A. 2,5M v 4,5M B. 3,5M v 2,5MC. 1,5M v 3,5M D. 3,5M v 4,5M

13/ Cho 5,6 gam Fe tc dng vi dung dch H2SO4 4M nhit thng. Tc phnng tng khi:

A. Dng dung dch H2SO4 2M thay cho dung dch H2SO4 4M.B. Tng th tch dung dch H2SO4 4M ln gp i.C. Gim th tch dung dch H2SO4 4M xung mt na.D. Thc hin phn ng 50 oC.

14/ Mt phn ng ha hc c biu din nh sau: Cc cht phn ng cc cht sn

phmYu t no sau y khng nh hng n tc phn ng?A. cht xc tc B. nng cc cht phn ngC. nng cc sn phm D. nhit

15/ Xt phn ng: 2A (k) + B (k) 2D (k). Phn ng thc hin trong bnh kn, dung tchkhng i l V lt v nhit t oC. Nu p sut tng ln 6 ln th tc phn ng tngln

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A. 215 ln B. 216 lnC. 214 ln D. 108 ln

16/ Khi nhit tng thm 10 oC th tc phn ng ha hc tng ln gp i. Nu nhit tng t 25 oC ln 75 oC th tc phn ng tng ln:

A. 32 ln B. 30 lnC. 31 ln D. 64 ln

17/ Xt phn ng: H2 + Cl2 2HCl. Khi nhit tng 25 oC th tc phn ng tngln 3 ln. Vy khi tng nhit t 20 oC ln 170 oC th tc phn ng tng ln:

A. 728 ln B. 726 lnC. 730 ln D. 729 ln

18/ Khi nhit tng thm 10 oC th tc ca mt phn ng tng ln 3 ln. Muc tc phn ng tng ln 243 ln th phi thc hin phn ng nhit l bao nhiu? Bit rngphn ng ang thc hin 2o oC.

A. 70 oC B. 80 oCC. 90 oC D. 60 oC

19/ Cho phn ng: 2A (k) + B2(k) 2AB (k) thc hin trong bnh kn. Khi p sut tng

ln 4 ln th tc phn ng thay i nh th no?A. tng 32 ln B. tng 64 lnC. khng i D. tng 84 ln

20/ Khi nhit tng thm 10 oC, tc ca phn ng tng ln 3 ln. Nu nhit gimt 70oC xung 40 oC th tc phn ng s gim

A. 27 ln B. 37 lnC. 26 ln D. 28 ln

21/ Hng s cn bng K ca mt phn ng ph thuc vo:A. S c mt ca cht xc tc.B. S tng hoc gim th tch ca bnh phn ng.

C. Nhit .D. p sut hoc nng .22/ Cho phn ng: 2SO2 (k) + O2 (k) 2SO3(k), phn ng ta nhit. Phn ng c thchin trong bnh kn. Khi h t trng thi cn bng, yu t no sau y khng lm chonng cc cht bin i?

A. Bin i dung tch ca bnh phn ng.B. Bin i nhit .C. Bin i p sut.D. S c mt ca cht xc tc.

23/ Cho phn ng: CO (k) + H2O (k) CO2(k) + H2(k) c hng s cn bng K = 1. Nu

nng ban u [CO] = 0,1M; [H2O] = 0,4M th nng lc cn bng ca cc cht trnln lt l:A. 0,02M; 0,32M; 0,08M; 0,08M B. 0,01M; 0,16M; 0,04M; 0,04MC. 0,03M; 0,032M; 0,06M; 0,06M D. mt p n khc.

24/ Cho phn ng: CO (k) + H2O (k) CO2 (k) + H2 (k) c hng s cn bng K = 1. Khinng lc cn bng ca H2O v CO2 l: [H2O] = 0,03M v [CO2] = 0,04M. Nng banu ca CO l:

A. 0,039M B. 0,093M C. 0,083M D. 0,073M

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25/ Sn xut amoniac trong cng nghip da vo phn ng sau: N2(k) + 3H2(k) 2NH3vi H =-92 KJ/mol. Mun t hiu sut cao ngi ta cn phi thay i yu t no sauy?

A. Tng nhit hoc cho cht xc tc.B. Gim nhit v tng p sut.C. Ly bt NH3 ra khi h.

D. Gim nhit , tng p sut hoc ly bt NH3 ra khi h.26/ Cho phn ng: N2(k) + 3H2(k) 2NH3. Khi gim th tch ca h xung 3 ln th cn

bng s:A. chuyn di theo chiu nghch. B. chuyn di theo chiu thun.C. khng dch chuyn D. khng th xc nh c.

27/ Cho phn ng: 2NO(k) + O2(k) 2NO2 (k), H < 0. Phn ng s dch chuyn theochiu thun khi:

A. tng p sut B. tng nhit cC. gim nhit D. A v C ng

28/ Cho phn ng: H2(k) + Br2(k) 2HBr(k), H < 0. Khi tng p sut p sut ca h th

cn bng s:A. dch chuyn theo chiu thun. B. dch chuyn theo chiu nghch.C. khng dch chuyn D. khng xc nh c.

P N1D 2D 3B 4D 5D 6D 7C 8B 9A 10A 11B 12D 13D14C 15B 16A 17D 18A 19B 20A 21C 22D 23A 24B 25D 26B27D 28C

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PHN 6: S IN LI1/ Cho cn bng: NH4+ H+ + NH3. in li ca NH4+ tng trong trng hp nosau y?

A. Nh vi git HCl vo B. Nh vi git Al(OH)3 voC. Nh vi git CuSO4 vo D. Nh vi git KHSO4 vo

2/ Cho a mol NO2 hp th hon ton vo dung dch NaoH, pH ca dung dch thu c l:A. pH > 7 B. pH < 7 C. pH = 7 D. pH= 0

3/ Tnh pH ca dung dch CH3COOH 0,1M, bit Ka = 10 -4,75.A. 2 B. 2,22 C. 2,88 D. 2,66

4/ Cho cc cht di y: H2O, HCl, NaOH, NaCl, CH3COOH, CuSO4. Cc cht in liyu l:A. H2O, CH3COOH, CuSO4 B. CH3COOH, CuSO4

C. H2O, CH3COOH D. H2O, NaCl, CH3COOH, CuSO45/ Khi thay i nng ca mt dung dch cht in li yu (khng i nhit ) th:

A. in li v hng s in li u thay i.B. in li khng i v hng s in li thay i.C. in li v hng s in li u thay i.

D. in li thay i v hng s in li khng thay i.6/ Dung dch HCl v dung dch CH3COOH c cng nng a (M), pH ca hai dung dchny l x v y. gi s c 100 phn t CH 3COOH c 1 phn t in li. Quan h gia x v yl:

A. y = 100x B. y = 2x C. y = x-2 D. y = x+27/ Dy cht no sau y u c pH < 7?

A. NH4NO3, NH4Cl, Ba(NO3)2, NaAlO2.B. NH4NO3, NaAlO2, NH4Cl, Al2(SO4)3.C. NH4NO3, NaAlO2, (NH4)2SO4, HCOOH.D. NH4NO3, NH4Cl, HCOOH, CH3NH3Cl.

8/ Dy cc cht no sau y u c pH > 7?A. Na2CO3, CH3COONa, C6H5ONa, Na2S.B. Na2CO3, Na2S, NH4NO3, CH3NH2.C. Na2CO3, CH3COONa, Na2S, CH3NH3Cl.D. Na2CO3, CH3COONa, NaNO3, CH3NH2.

9/ Dung dch cha ion CO32- c th tc dng vi tt c cc ion trong nhm no di y?A. H+, Al3+, Ca2+, Fe2+ B. H+, Na+, Ca2+, Mg2+

C. H+, Al3+, K+, Ba2+ D. H+, Ca2+, Ba2+, K+

10/ Dy cht no sau y va tc dng vi dung dch HCl va tc dng vi dung dchNaOH?

A. Pb(OH)2, ZnO, Fe2O3, CuCl2 B. Na2SO4, HNO3, Al2O3C. Al(OH)3, Al2O3, Na2CO3 D. NaHCO3, ZnO, Zn(OH)2

11/ Dung dch CH3COOH 0,01M c pH = 3. in li ca CH3COOH trong dung dchl:

A. 0,5% B. 10% C. 2,5% D. 5%12/ Dung dch HCl c pH = 3. Cn phi pha long dung dch ny bao nhiu ln cdung dch c pH = 4?

A. 1 ln B. 10 ln C. 12 ln D. 100 ln

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13/ Mt dung dch cha x mol Na+, y mol Ca2+, z mol HCO3-, t mol Cl-. H thc lin hgia x, y, z, t l:

A. x+2z = y + 2t B. x+2y = z+2tC. 2x+z = y+t D. x+2y = z+t

14/ Khi cho dung dch Na2CO3 vo dung dch cha cc ion Ba2+, Fe3+, Al3+, NO3- th ktta thu c l:

A. Al(OH)3, Fe(OH)3 B. BaCO3, Al(OH)3, Fe(OH)3C. BaCO3 D. BaCO3, Fe(OH)3

15/ Nh vi git dung dch phenolphtalein vo dung dch NH3 thy chuyn mu hng.Trng hp no sau y lm cho mu hng m thm?

A. un nh dung dch NH3B. Cho vo dung dch vi git dung dch HCl.C. Cho vo dung dch vi git K2CO3.D. Cho vo dung dch vi git dung dch NH4Cl.

16/ Hin tng xy ra khi cho dung dch Na2CO3 vo dung dch FeCl3 l:A. C kt ta nu .

B. C kt ta mu lc nht v bt kh si ln.C. C bt kh si ln.D. C kt ta nu , bt kh si ln.

17/ Cho dung dch cha cc ion: Na+, Ca2+, H+, Ba2+, Mg2+, Cl-. Nu khng a ion l vodung dch th cht no sau y c th tch nhiu ion ra khi dung dch nht?

A. Dung dch Na2SO4 va B. Dung dch K 2CO3 va C. Dung dch NaOH va D. Dung dch Na2CO3 va .

18/ Cho cc ion: Fe3+, Ag+, Na+, NO3-, OH-, Cl-. Cc ion no sau y c th cng tn titrong mt dung dch?

A. Fe3+, Na+, NO3-, OH- B. Fe3+, Na+, NO3-, Cl-

C. Ag+

, Na+,

NO3-

, Cl-

D. Fe3+

, Na+

, OH-

, Cl-

19/ Dy no sau y xp theo chiu tng dn gi tr pH? Bit cc dung dch c cng nng mol.

A. H2S, NaCl, HNO3, KOH B. KOH, NaCl, H2S, HNO3C. HNO3, H2S, NaCl, KOH D. HNO3, KOH, NaCl, H2S

20/ Cho cc cht v ion sau: (1) HCO3-, (2) K2CO3, (3) H2O, (4) Mg(OH)2, (5)HPO42-, (6)Al2O3, (7) (NH4)2CO3, (8) NH4Cl. Theo Bronsted, cc cht v ion lng tnh l:

A. 1,3,5,6,7 B. 1,3,6 C. 1,6,7 D. 1,3,6,821/ Cho dy cc cht: NH4Cl, (NH4)2SO4, NaCl, MgCl2, FeCl2, AlCl3. S cht trong dytc dng vi lng d dung dch Ba(OH)2 to thnh kt ta l:

A. 3 B. 5 C. 4 D. 122/ Trng hp no sau y to thnh dung dch lm qu tm khng i mu?

A. Rt 10 ml dung dch HCl 0,1M vo cc ng 20 ml dung dch NaOH 0,1M.B. Rt 20 ml dung dch HCl 0,1M vo cc ng 20 ml dung dch Na2CO3 0,1M.C. Rt 20 ml dung dch H2SO4 0,1M vo cc ng 40 ml dung dch NaOH 1M.D. Rt 20 ml dung dch H2SO4 0,2M vo cc ng 20 ml dung dch Na2CO3 0,1M.

23/ Hin tng no sau y xay ra khi cho t t dung dch kim vo dung dch ZnSO4 chon d?

A. Xut hin kt ta trng khng tan.

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B. Xut hin kt ta trng sau tan ht.C. Xut hin kt ta xanh sau tan ht.D. C kh mi xc bay ra.

24/ Phng trnh phn li no di y chng t Pb(OH)2 l hiroxit lng tnh?1. Pb(OH)2 Pb2+ + 2OH-

2. Pb(OH)2 PbO22- + 2H+

3. PB(OH)2 Pb(OH)+ + 2OH-4. Pb(OH)+ Pb2+ + 2OH-

A. 1,3 B. 1,4 C. 3,4 D. 1,225/ Trng hp khng xy ra phn ng l:

A. FeCl2 + H2S FeS + 2HClB. 3O2 + 2H2S 2H2O + 2SO2C. Cl2 + 2NaOH NaCl + NaClO + H2OD. O3 + 2KI + H2O 2KOH + I2 + O2

26/ Hn hp rn X gm Al, Fe2O3 v Cu c s mol bng nhau. Hn hp X tan hon tontrong lng d dung dch no sau y?

A. NaOH B. HCl C. AgNO3 D. NH327/ Phng trinh ion rt gn H+ + HCO3- H2O + CO2 tng ng vi phng trnhha hc dng phn t no sau y?

1. 2HCl + Na2CO3 2NaCl + CO2 + H2O2. 2NaHCO3 + H2SO4 Na2SO4 + 2H2O + 2CO23. CaCO3 + 2HCl CaCl2 + CO2 + H2O4. Ca(HCO3)2 + 2HCl CaCl2 + 2H2O + 2CO2A. 1,2 B. 2,3 C. 2,4 D. 3,4

28/ Phn ng va gia cc dung dch no sau y to thnh dung dch c pH > 7?

A. Ca(OH)2 + H2SO4 B. KOH v Cl2C. Na2CO3 v Ba(OH)2 D. HCl v NaHCO329/ Phn ng gia dung dch no sau y to thnh sn phm l cht kt ta?

1. HCl v Na2CO3 2. NaOH v CuSO4 3. NaCl v AgNO3 4. H2SO4 v CH3COONa

A. 1,2 B. 2,3 C. 3,4 D. 1,430/ Phn ng gia cc dung dch no di y to sn phm l cht kh?

A. HCl v Na2SO3 B. NaOH v CuSO4

C. NaCl v HNO3 D. H2SO4 v CH3COONa31/ Cho 4 dung dch sau: NH4NO3, (NH4)2SO4, KNO3, H2SO4. Ch dng thm kim loi Bac th nhn bit c nhng dung dch no?

A. H2SO4 B. (NH4)2SO4, H2SO4C. (NH4)2SO4 v NH4NO3 D. Nhn bit c tt c cc dung dch.

32/ Cho cc dung dch: HNO3, NaCl, Na2SO4, Ca(OH)2, KHSO4, Mg(NO3)2. S cht tcdng c vi dung dch Ba(HCO3)2 l:

A. 5 B. 4 C. 2 D. 3

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33/ Cho cc cht: Al, Al2O3, Al2(SO4)3, Zn(OH)2, NaHS, K2SO3, (NH4)2CO3. S cht phnng c vi dung dch HCl v dung dch NaOH l:

A. 6 B. 4 C. 5 D. 734/ Cho dy cc cht: KOH, Ca(NO3)2, SO3, NaHSO4, Na2SO3, K2SO4. S cht trong dytc dng vi dung dch BaCl2 to kt ta l:

A. 4 B. 6 C. 3 D. 2

35/ Cho cc dung dch c cng nng : (1) Na 2CO3, (2) H2SO4, (3) HCl, (4) KNO3. Gitr pH ca cc dung dch c xp theo chiu t tri sang phi l:

A. 4,1,2,3 B. 2,3,4,1 C. 3,2,4,1 D. 1,2,3,436/ Dung dch no sau y c th tn ti? Gi s nc phn li khng ng k.

A. 0,2 mol K+, 0,2 mol NH4+, 0,1 mol SO32-, 0,1 mol PO43-

B. 0,1 mol Pb2+, 0,1 mol Al3+, 0,3 mol Cl-, 0,2 mol CH3COO-

C. 0,1 mol Fe3+, 0,1 mol Mg2+, 0,1mol NO3-, 0,15 mol SO42-

D. 0,2mol Cu2+, 0,1 mol Na+, 0,3 mol NO3-, 0,1 mol SO42-

37/ Th t tr s pH gim dn ca cc dung dch sau y c cng nng mol: KCl,NH4Cl, KOH, HCl, K2CO3, Ba(OH)2, H2SO4 l:

A. Ba(OH)2 > KOH > KCl > K2CO3 > NH4Cl > HCl > H2SO4.B. Ba(OH)2 > KOH > K2CO3 > KCl > NH4Cl > HCl > H2SO4.C. Ba(OH)2 > KOH > K2CO3 > NH4Cl > KCl > HCl > H2SO4.D. H2SO4 > HCl > NH4Cl > KCl > K2CO3 > KOH > Ba(OH)2.

38/ Cho cc dung dch ng trong cc l ring bit: NaCl, NH4Cl, FeCl2, (NH4)2CO3. Kimloi no sau y phn bit c tt c cc dung dch ni trn?

A. K B. Ba B. Fe D. Mg39/ Cho hn hp X cha Na2O, NH4Cl, NaHCO3, BaCl2 vi s mol mi cht bng nhau.Cho X vo nc d, un nng. Dung dch thu c c cha:

A. NaCl, NaOH, BaCl2 B. NaCl

C. NaCl, NaOH D. NaCl, NaHCO3, NH4Cl, BaCl240/ Trong cc dung dch: HNO3, NaCl, Na2SO4, Ca(OH)2, KHSO4. Mg(NO3)2. Dy gmcc cht tc dng c vi dung dch Ba(HCO3)2 l:

A. HNO3, NaCl, Na2SO4 B. HNO3, Ca(OH)2 , KHSO4, Na2SO4C. NaCl, Na2SO4, Ca(OH)2 D. HNO3, Ca(OH)2, KHSO4, Ma(NO3)2

41/ Cho dy cc cht: Cr(OH)3, Al2(SO4)3, Mg(OH)2, Zn(OH)2, MgO, CrO3. S cht trongdy c tnh cht lng tnh l:

A. 2 B. 4 C. 3 D. 542/ Cho cc phn ng sau:

(1) (NH4)2SO4 + BaCl2 (2) CuSO4 + Ba(NO3)2 (3) Na2SO4 + BaCl2 (4) H2SO4 + BaSO3 (5) (NH4)2SO4 + Ba(OH)2 (6) Fe2(SO4)3 + Ba(NO3)2 Cc phn ng u c cng mt phng trnh ion rt gn l:A. 1, 2, 3, 6 B. 3, 4, 5, 6 C. 2, 3, 4, 6 D. 1, 3, 5, 6

43/ Dy gm cc ion (khng k n s phn li ca nc) cng tn ti trong mt dung dchl:

A. Al3+, NH4+, Br-, OH- B. Mg2+, K+, SO42-, PO43-

C. H+, Fe3+, NO3-, SO42- D. Ag+, Na+, NO3-, Cl-

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44/ Dung dch CH3COOH 1,2M ch c 1,4% s phn t axit phn li thnh ion th nng mol ca ion H+ bng nng ion CH3COO- v bng:

A. 1,68M B. 0,168M C. 0,0168M D. 0,00168M45/ Cho dung dch CH3COOH c nng a mol/lt vi in li . Biu thc lin hgia hng s cn bng Ka vi nng v in li l:

A

.

1

a

Ka

=

B.

.

1

a

Ka

=

+ C.

2.

1

a

Ka

=

+ D.

2.

1

a

Ka

=

46/ Cho dung dch CH3COOH 0,1M. Hng s phn li ca axit axetic bng 1,75.10 -5. in li v pH ca dung dch trn l:

A. 1,32.10 -1 v 1,32 B. 1,32.10 -2 v 1,88C. 1,32.10. -3 v 2,88 D. 1,32.10 -4 v 5,4

47/ Phng trnh ion rt gn: CaCO3 + 2H+ Ca2+ + H2O c to ra t phng trnhphn t no sau y?

A. CaCO3 + 2HCl CaCl2 + CO2 + H2OB. CaCO3 + H2SO3 CaCO3 + CO2 + H2OC. CaCO3 + 2CH3COOH (CH3COO)2Ca + CO2 + H2OD. CaCO3 + H2S CaS + CO2 + H2O

48/ Dung dch amoniac 0,1M c:A. pH < 7 B. pH = 7 C. 7 < pH < 13 D. pH > 13

49/ Cho cc ion: NH4+, Al3+, ZnO22-, C6H5O-, S2-. Chn nhn xt ng v tnh axit-bazca cc ion cho:p n NH4+ Al3+ ZnO22- C6H5O- S2-

A Axit Lng tnh Lng tnh Baz Baz B Axit Axit Lng tnh Baz Baz C Axit Axit Baz Baz Baz D Baz Trung tnh axit axit Baz

50/ Tin hnh cc phn ng di y. Sau khi cc phn ng xy ra hon ton. Lc b ktta (nu c) sau nh vi git dung dch phenolphtalein vo cc dung dch sau phn ng. Trng hp no dung dch khng c mu?

A. a mol SO2 tc dng vi 1,2a mol NaOH.B. 2a mol NaHCO3 tc dng vi dung dch cha a mol Ba(OH)2.C. a mol CuCl2 tc dng vi dung dch cha 2a mol KOH.D. A mol AlCl3 tc dng vi dung dch cha 4 mol NaOH.

51/ Cho t t ti d dung dch X cha cc ion H+, Cl-, NO3- vo dung dch Y cha cc ionK+, CO32-, OH-. Sau khi cc phn ng xy ra hon ton th s phn ng xy ra l:

A. 3 B. 4 C. 5 D. 652/ Cho cc cht: Al, Al2O3, Al2(SO4)3, Zn(OH)2, NaHS, K2SO3, (NH4)2CO3. S cht utc dng c vi dung dch HCl v dung dch NaOH l:

A. 4 B. 5 C. 7 D. 653/ Dy gm cc cht u tc dng c vi dung dch Ca(HCO3)2 l:

A. HNO3, NaCl, Na2SO4 B. HNO3, Ca(OH)2, KHSO4, Na2SO4C. NaCl, Na2SO4, Ca(OH)2 D. HNO3, Ca(OH)2, KHSO4, Mg(NO3)2

P N1C 2A 3C 4C 5D 6D 7D 8A 9A 10D 11B 12B 13D

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14B 15C 16D 17D 18B 19C 20A 21A 22C 23B 24D 25A 26B27C 28C 29B 30A 31D 32B 33C 34A 35B 36B 37B 38B 39B40B 41A 42A 43C 44C 45D 46C 47A 48C 49C 50C 51A 52B53B

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PHN 7: NHM NIT1/ Cho mt mu st vo dung dch HNO3 long, sau khi phn ng hon ton thu cdung dch D v kh NO. Dung dch D khng th cha cc ion no sau y?

A. Fe2+, Fe3+, NO3- B. Fe2+, Fe3+, H+, NO3-

C. Fe3+, H+, NO3- D. Fe2+, NO3-

2/ Tng cc h s nguyn ti gin ca cc cht trong phn ng gia phn ng ca Zn vidung dch HNO3 rt long (sn phm khng c kh thot ra ) l:

A. 14 B. 11 C. 22 D. 203/ C mt dung dch cha ion NO3-. nhn bit (chng minh) s tn ti ca ion nytrong dung dch ngi ta c th dng cch no sau y?

A. C cn dung dch, un nng mui ta s thu c kh.B. Cho vi git dung dch CuSO4 vo th dung dch c mu xanh.C. un nng nh dung dch vi Cu kim loi v dung dch H 2SO4 long ta s thu

c kh khng mu ha nu ngoi khng kh.D. dung dch hi lu ngoi khng khi th dung dch s ng vng.

4/ Khi bn tro thc vy cho cy chnh l bn loi cht no sau y?

A. KNO3 B. (C6H10O5)n B. K2CO3 D. Cacbon5/ t chy NH3 trong oxi th sn phm sinh ra trong hai trng hp: c xc tc v khngc xc tc ln lt l:

A. N2 v NO B. NO v N2 C. NO2 v N2 D. N2 v NO26/ Phn ng xy ra u tin khi qut que dim vo v bao dim l:

A. 4P + 3O2 2P2O3B. 4P + 5O2 2P2O5C. 6P + 5KClO3 3P2O5 + 5KClD. 2P + 3S P2S3

7/ Cho s : NH3 X Y HNO3. X v Y c th l:

A. NO v N2O B. N2 v NO C. NO v NO2 D. N2 v NO28/ Cho cc mui: Cu(NO3)2, AgNO3, NH4NO3, KNO3, Fe(NO3)2, Mg(NO3)2. S mui bnhit phn to kh NO2 l:

A5 B. 6 C. 4 D. 29/ Cho st tc dng vi dung dch HNO3 long cha r nng . Sn phm no sau ykhng th c sinh ra?

A. N2O3 B. Fe2+ C. N2O D. H210/ Cho phng trnh: Al + HNO3 Al(NO3)3 + N2O + N2 + H2O. Nu t l s mol ca

N2O v N2 l 2:3 th h s nguyn ti gin ca Al, N2O v N2 l:A. 23:4:6 B. 46:6:9 C. 46:2:3 D. 46:9:6

11/ Cho cc dung dch: (1) HCl, (2) Fe2(SO4)3, (3) HCl+NaNO3, (4) NaOH. C bao nhiudung dch ha tan c bt Cu?

A. 1 B. 2 C. 3 D. 412/ Cho cc mui nitrat: NaNO3, Cu(NO3)2, Mg(NO3)2, Fe(NO3)3, AgNO3, KNO3,Pb(NO3)2, Al(NO3)3. C bao nhiu mui khi b nhit phn to ra oxit kim loi, NO2 v O2?

A. 2 B. 4 C. 5 D. 613/ Cho cc dung dch: Ba(OH)2, NH4NO3, (NH4)2SO4, KCl, Na2CO3, K2SO4. Khng dngthm ha cht no c, c th nhn bit my dung dch?

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A. 6 B. 5 C. 4 D. 314/ Cho cc dung dch mui: (1) KNO3, (2) NH4HSO4, (3) Na3PO4 c cng nng . Dyxp pH theo th t tng dn l:

A. 1 < 3 < 2 B. 2 < 1 < 3 C. 1 < 2 < 3 D. 3 < 2 < 115/ Sn phm kh t NH3 c xc tc l:

A. N2 B. NO C. N2O D. NO2

16/ Cng thc ca qung apatit l:A. Ca3(PO4)2 B. Ca3(PO4)2.CaF2C. 3Ca3(PO4)2.CaF2 D. Ca3(PO4)2.2CaF2

17/ Trong cng nghip, photpho c iu ch bng cch nung hn hp qungphotphorit, ct v than cc. Hy cho bit t l Ca3(PO4)2:SiO2:C?

A. 1:2:3 B. 1:3:5 C. 1:2:4 D. 1:3:618/ Trong phng th nghim, ngi ta iu ch mt lng nh kh X tinh khit, ngi tanung nng dung dch NH4NO2 bo ha. Kh X l:

A. NO B. N2 C. N2O D. NO219/ S oxi ha c th c ca nit trong hp cht v c l:

A. 0, +1, +5, +3, +6 B. -3, 0, +5, +1, +4, +3C. -3, 0, +2, +5, +1, +4, +3 D. -3, +1, +2, +3, +4, +520/ Hin tng g xy ra khi nhng hai a thy tinh vo hai bnh ng dung dch HClc v dung dch NH3 c, sau a hai a thy tinh li gn nhau?

A. khng c hin tng g B. gy nC. c khi trng D. c kt ta mu vng nht

21/ Hp cht H3PO4 v HNO3 cng tc dng vi dy cht no sau y?A. MgO, KOH, NH3, Na2CO3 B. KOH, HCl, NH3, Na2CO3C. CuCl2, KOH, NH3, Na2CO3 D. NaCl, KOH, Na2CO3, NH3

22/ Cho a mol kim loi Mg phn ng va vi dung dch c cha b mol HNO3 thu c

dung dch cha hai mui v khng thy kh thot ra. A v b c mi quan h vi nhau l:A. 5a=2b B. 2a=5b C. 8a=3b D. 4a=3b23/ iu ch N2O trong phng th nghim, ngi ta nhit phn mui no sau y?

A. NH4NO2 B. (NH4)2CO3C. NH4NO3 D. (NH4)2SO424/ Dy no di y va c tnh oxi ha va c tnh kh?

A. NH3, N2O5, N2, NO2 B. NH3, NO, HNO3, N2O5C. N2, NO, NO2, N2O5 D. NO2, N2, NO, N2O4

25/ Kim loi tc dng vi HNO3 khng to ra cht no sau y?A. NO B. N2O5 C. NO2 D. NH3

26/ Nhit phn hon ton Fe(NO3)2 trong khng kh thu c sn phm gm:A. FeO, NO2, O2 B. Fe2O3, NO2C. Fe2O3, NO2, O2 D. Fe, NO2, O2

27/ Phn bn no sau y c hm lng nit cao nht?A. NH4NO3 B. NH4Cl C. (NH2)2CO D. (NH4)2SO4

28/ nhn bit ion PO43- ngi ta thng dng cht no sau y?A. AgNO3 B. NH4NO3 C. NaNO3 D. NaCl

29/ Dy no xp theo chiu tng dn s oxi ha ca nit?A. NH4Cl, N2, NO, NO2, HNO3 B. N2, NH4Cl, NO2, HNO3, NOC. HNO3, NH4Cl, N2, NO, NO2 D. NH4Cl, HNO3, NO, NO2, N2

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30/ Hin tng quan st c (ti v tr CuO) khi dn kh NH3 i qua ng ng CuO nungnng l:

A. CuO t mu en chuyn sang .B. CuO t mu en chuyn sang mu nu.C. CuO vn khng i mu.D. C nhiu khi trng to thnh.

31/ Phn ng gia FeCO3 v HNO3 long to ra hn hp kh khng mu, mt phn hanu trong khng kh, hn hp kh l:

A. CO2, NO2 B. CO, NO C. CO2, NO D. CO2, N232/ Cho mu Zn vo dung dch hn hp NaNO3 + NaOH. Hin tng quan st c l:

A. Ban u Zn tan, sau khng tan.B. Zn tan, c kh khng mu ha nu trong khng kh.C. Zn tan, c kh khng mu, mi khai thot ra.D. Khng c hin tng g.

33/ Nhn xt no di y khng ng v mui amoni?A. km bn nhit B. tt c u tan trong nc

C. dung dch u l cht in li mnh D. dung dch lun c mi trng kim.34/ iu ch HNO3 trong phng th nghim, ha cht cn dng l:A. Dung dch NaNO3 v dung dch H2SO4 c.B. NaNO3 tinh th v dung dch H2SO4 c.C. Dung dch NaNO3 v dung dch HCl c.D. NaNO3 tinh th v dung dch HCl c.

35/ Cho kim loi X vo dung dch hn hp NaNO3+NaOH thu c hn hp kh gm H2v NH3. Kim loi X l:

A. Na B. Al C. Ca D. Cu36/ Cho s sau:

Fe(NO3)2 X (kh) Y (lng) NH4NO3 (kh) HClCc cht X, Y, Z l:A. NO2, HNO3, NH3 B. O2, H2O, H2C. NO2, HNO3, Cl2 D. NO2, HNO3, N2O

37/ X l mt loi phn bn ha hc. Khi ha tan X trong nc c dung dch Y. Y tcdng vi NaOH c kh mi khai bay ra. Cho hn hp dung dch FeCl2 v HCl vo Y thycht kh thot ra c t khi so vi hiro l 15. X l:

A. NaNO3 B. (NH4)2SO4 C. Ure D. NH4NO338/ Cho s :

Ca3(PO4)2 A B C DCc cht A. B, C, D ln lt l:A. CO, CaO, CaCl2, CaOCl2 B. CaSiO3, CaO, CaCl2, CaOCl2C. P, Ca3P2, PH3, H3PO4 D. P2O5, Ca3P2, PH3, H3PO4

39/ Phn ng ca oxi v nit to thnh NO l rt kh khn, l phn ng thun nghch, thunhit:

N2 + O2 2NO cn bng chuyn dch v pha NO ta cn:A. Tng nhit B. tng p sutC. Gim nhit D. gim nng kh oxi

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to cao

+SiO2, +C, 1200 oC +Ca, to +HCl +O2, to


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40/ Pht biu no sau y l ng?A. Phn ure c cng thc (NH4)2CO3.B. Phn hn hp cha nit, photpho, kali c gi cung l phn NPK.C. Phn ln cung cp nit cho cy di dng ion nitrat (NO3-) v amoni (NH4+).D. Amophot l hn hp mui (NH4)2HPO4 v KNO3.

41/ Phn bn no sau y lm tng chua ca t?

A. NaNO3 B. KCl C. NH4NO3 D. K2CO342/ Cho 100 ml dung dch KOH 1,5M vo 200 ml dung dch H3PO4 0,5M thu c dungdch X. C cn dung dch X th thu c hn hp gm cc cht l:

A. K3PO4 v KOH B. KH2PO4 v K3PO4C. KH2PO4 v H3PO4 D. KH2PO4 v K2HPO4

43/ Khi nhit phn hon ton tng mui X, Y th u to s mol kh nh hn s mol muitng ng. t mt lng nh tinh th Y trn n kh khng mu th thy ngn la muvng. Hai mui X, Y ln lt l:

A. KMnO4, NaNO3 B. Cu(NO3)2, NaNO3C. CaCO3, NaNO3 D. NaNO3, KNO3

44/ Th nghim no sau y c kt ta sau phn ng?A. Cho dung dch NaOH d vo dung dch Cr(NO3)3.B. Cho dung dch HCl n d vo dung dch NaAlO (hay Na[Al(OH)4]).C. Thi CO2 n d vo dung dch Ca(OH)2.D. Cho dung dch NH3 n d vo dung dch AlCl3.

45/ Ha tan 0,3 mol Cu vo dung dch long cha hn hp gm NaNO3 v H2SO4 th:A. phn ng khng xy ra B. phn ng xy ra, to 0,3 mol NOC. phn ng xy ra, to 0,2 mol NO D. phn ng xy ra, to 0,6 mol NO.

46/ Hp cht ca X vi hiro c dng RH3. Trong oxit cao nht ca X c 25,93% khilng X. Pht biu no sau y khng ng vi X?

A. Lin kt ca X vi Al l lin kt cng ha tr.B. Mc oxi ha cao nht ca X l +5 nhng cng ha tr cao nht ca X l 4.C. Oxit trong X c mc oxi ha +4 km bn, c xu hng ime ha.D. Hiro oxit trong X c mc oxi ha +3 c cha lin kt phi tr.

47/ Thi t t cho n d kh NH3 v dung dch X th c hin tng: lc u xut hin ktta sau kt ta tan. Dung dch X c th cha hn hp no sau y?

A. Cu(NO3)2 v AgNO3 B. Al(NO3)3 v AgNO3C. Al2(SO4)3 v ZnSO4 D. AlCl3 v CuCl2

48/ Cho 0,1 mol P2O5 vo dung dch c cha 0,35 mol KOH. Dung dch thu c c chacc cht:

A. K3PO4, K2HPO4 B. K2HPOP4 v KH2PO4C. K3PO4 v KOH D. H3PO4 v KH2PO4

49/ Cho 2 dung dch:- X: V1 lt dd NaOH 1M.- Y: V2 lt dd H3PO4 1M.Trn ln dung dch X vi dung dch Y thu c hai mui NaH2PO4 v

Na2HPO4 th t l th tch V1/V2 trong khong xc nh l:

A. 12

1 2V

V< < B. 1

2

2 3V

V< < C. 1

2

1V

V< D. 1

2

3V

V>

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P N1B 2C 3C 4C 5B 6C 7C 8C 9D 10B 11B 12C 13C14B 15B 16C 17B 18B 19D 20C 21A 22A 23C 24D 25B 26C27C 28A 28A 30A 31C 32C 33D 34B 35B 36A 37D 38C 39A40B 41C 42D 43A 44D 45C 46D 47A 48B 49A

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PHN 8: NHM CACBON1/ Trong nhm IVA, nhng nguyn t no ch th hin tnh kh trng thi n cht?

A. C, Si B. Si, Sn C. Sn, Pb D. C, Pb2/ Kh CO2 iu ch trong phng th nghim thng c ln kh HCl. loi b HCl rakhi hn hp ta dng:

A. Dung dch NaHCO3 bo ha B. Dung dch Na2CO3 bo haC. Dung dch NaOH c D. Dung dch H2SO4 c

3/ Phn ng no sau y sai?A. SiO2 + 4HF SiF4 + 2H2O B. SiO2 + 4HCl SiCl4 + 2H2OC. SiO2+ 2C Si + 2CO D. SiO2 + 2Mg Si + 2MgO

4/ Hp th hon ton a mol kh CO 2 vo dung dch cha b mol Ca(OH)2 th thu c hnhp hai mui. Quan h gia a v b l:

A. a > b B. a < 2b C. b < a < 2b D. a = 2b5/ Phn ng no sau y khng xy ra?

A. CaCO3 CaO + CO2B. MgCO3 MgO + CO2C. 2NaHCO3 Na2CO3 + CO2 + H2OD. Na2CO3 Na2O + CO2

6/ Khi nung gch, ngi thng c mu . Mu c gy nn bi thnh phn no ctrong t st?

A. nhm oxit B. silic ioxit C. st oxit D. magie oxit7/ phn bit CO2 v SO2 c th dng

A. dd Ca(OH)2 B. dd Br2C. dd KMnO4 D. dd Br2 hoc dd KMnO4

8/ Cho 4 cht rn: NaCl, Na2CO3, CaCO3, BaSO4. Ch dng thm cp ha cht no sauy c th phn bit c tt c?

A. H2O v CO2 B. H2O v NaOHC. H2O v HCl D. c A v C

9/ Cacbon phn ng c vi nhm cht no di y?A. Fe2O3, CaO, CO2, HNO3 c, H2SO4 c.B. CO2, Al2O3, Ca, CaO, HNO3 c, H2SO4 c.C. Fe2O3, MgO, CO, HNO3, H2SO4 c.D. CO2, H2O lnh, HNO3 c, H2SO4 c, CaO.

10/ Dn lung kh CO d i qua hn hp Al2O3, CuO, MgO, Fe2O3 nung nng. Sau khiphn ng xy ra hon ton, cht rn thu c l:

A. Al2O3, Cu, MgO, Fe B. Al, Fe, Cu, Mg

C. Al2O3, Cu, Fe, Mg D. Al2O3, Fe2O3, CuO,MgO11/ Dung dch mui X lm qu tm ha xanh. Dung dch mui Y khng lm i mu qutm. Trn X v Y thy c kt ta. X v Y l cp cht no sau y?

A. NaOH v K2SO4 B. NaOH v FeCl3C. Na2CO3 v BaCl2 D. K2CO3 v naCl

12/ Nhit phn hon ton hn hp NaHCO3, BaCO3, MgCO3, Al2O3 c cht rn X vkh Y. Cht rn X gm:

A. Na2O, BaO, MgO, Al2O3 B. Na2CO3, BaCO3, MgO, Al2O3C. NaHCO3, BaCO3, MgCO3, Al D. Na2CO3, BaO, MgO, Al2O3

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13/ Cho t t dung dch Na2CO3 n d vo dung dch HCl, dung dch thu c c pH:

A. pH=7 B. pH7 D. khng xc nh c

14/ Dung dch X cha a mol NaHCO3 v b mol Na2CO3. Thc hin cc th nghim sau:- TN1: cho (a+b) CaCl2 vo dung dch X.

- TN2: cho (a+b) Ca(OH)2 vo dung dch X.Khi lng kt ta thu c trong 2 th nghim l:A. bng nhau B. TN2 < TN1C. TN2 > TN1 D. khng so snh c

15/ Cho phn ng: C + HNO3 c, nng X + Y + H2O. X v Y l:A. CO v NO B. CO2 v NO2 C. CO2 v NO D. CO v NO2

16/ Cht no sau y l nguyn nhn gy hiu ng nh knh?A. SO2 B. O3 C. CO2 D. CO

17/ Khi ni v CO2, khng nh no sau y khng ng?A. Cht kh khng mu, khng mi, nng hn khng kh.

B. Cht ch yu gy hiu ng nh knh.C. Cht khng c nhng khng duy tr s sng.D. Cht kh dng cha chy, nht l cc m chy kim loi.

18/ Kh CO2 khng dng dp tt m chy no sau y?A. chy do xng du B. chy nh ca, qun oC. chy magie hoc nhm D. chy do kh gas.

19/ Trong phng th nghim, kh CO c iu ch phn ng:A. 2C + O2 2CO2 B. C + H2O CO + H2C. HCOOH CO + H2O D. 2CH4 + 3O2 2CO + 4H2O

20/ Thy tinh lng l:

A. Silic ioxit nng chy.B. Dung dch c ca Na2SiO3 v K2SiO3.C. Dung dch bo ha ca axit silixic.D. Ct trng nng chy.

21/ to xp cho mt s loi bnh c th dng mui no sau y?A. CaCO3 B. NH4HCO3 C. NaCl D. (NH4)2SO4

22/ Thi t t kh cacbonic vo dung dch nc vi trong cho n d. Hin tng quanst c l:

A. Kt ta mu trng tng dn v khng tan.B. Kt ta mu trng tng dn n cc i ri tan dn n trong sut.C. Kt ta mu trng xut hin ri tan, lp i lp li nhiu ln.D. Khng c hin tng g.

P N1C 2A 3B 4C 5D 6C 7D 8A 9A 10A 11C 12D 13C14C 15B 16C 17D 18C 19C 20B 21B 22B

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PHN 9: I CNG HA HC HU C1/ Hy chn cc mnh ng.

1. Tt c cc hp cht cha cacbon u l hp cht hu c.2. Hp cht hu c l hp cht cha cacbon tr mt s nh l hp cht v c nh CO,

CO2, H2CO3, cc mui cacbonat v hirocacbonat, xianua ca kim loi v amoni.

3. Hp cht hu c d bay hi, d tan trong nc.4. S lng hp cht v c nhiu hn hp cht hu c v c rt nhiu nguyn t

to thnh cht v c.5. a s hp cht hu c c bn cht lin kt cng ha tr nn d b nhit phan

hy v t tan trong nc.6. Tc phn ng ca cc hp cht hu c thng rt chm nn phi dng cht

xc tc.A. 1,2,3,5 B. 2,4,5 C. 2,4,5,6 D. 2,5,6

2/ S lng ng phn ca hp cht c cng thc phn t C5H10 khng k ng phn hnhhc l:

A. 5 B. 7 C. 10 D. 83/ Tn gi ca hp cht di y l:H3C

CHCH3

CH2CH

CH2

CH3

CH CH CH

CH3

CH3

A. 5-etyl-2,7-imetyloct-3-en B. 2,7-imetyl-5-etyloct-3-en

C. 4-etyl-2,7-imetyloct-5-en D. 2,7-imetyl-4-etyloct-5-en4/ Cho cc cht c cng thc phn t sau: CO 2, CH4, CHCl3, C2H5OH, C2H7N,CH3COONa, CaC2, C12H22O11, Al4C3. S cht hu c l:

A. 4 B. 5 C. 6 D. 75/ Trn 2 lt kh CH4 vi 3 lt kh CO thu c hn hp kh Y c t khi so vi khng kh

bng:A. 0,72 B. 0,8 C. 23,2 D. 0,76

6/ Hp cht khng c ng phn hnh hc cis-trans l:A. CHCl=CHCl B. CH3CH=CHCH3C. CH3CH=CHC2H5 D. (CH3)2C=CHCH3

7/ Phn ng no sau y l phn ng th?(1) C2H6 + Cl2 C2H5Cl + HCl(2) C2H4 + HCl C2H5Cl(3) C2H5OH + HBr C2H5Br + H2O(4) C2H5OH C2H4 + H2OA. 1 v 2 B. 3 v 4 C. 1 v 3 D. 2 v 4

8/ S ng phn ca hp cht c cng thc phn t C4H8 k c ng phn hnh hc l:A. 4 B. 5 C. 6 D. 3

9/ Hirocacbon X c cng thc phn t C5H12, kt lun no sau v C5H12 y ng?

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A. hirocacbon no, mch h, c 3 ng phn.B. Hirocacbon c 1 lin kt i, 5 ng phn.C. Hirocacbon no, c 4 ng phn.D. Hirocacbon mch vng, c 5 ng phn.

10/ Mt hp cht hu c X c cng thc C4H9Cl. Kt lun no sau y v X ng?A. 1 lin kt i, 5 ng phn

B. khng c lin kt i, 8 ng phnC. 2 lin kt i, 4 ng phnD. khng c lin kt i, 4 ng phn.

11/ u khng phi l c im chung ca cc hp cht hu c?A. Nht thit phi cha cacbon.B. Lin kt ha hc cc hp cht hu c thng l lin kt cng ha tr.C. Phn ng ca cc hp cht hu c thng xy ra hon ton v theo mt hng

nht nh.D. Khng tan hoc t tan trong nc.

12/ Hp cht hu c X c cng thc phn t l C3H6Cl2. kt lun no sau y ng? X l:

A. hp cht no, 6 ng phnB. hp cht khng no, 4 ng phnC. hp cht no, 5 ng phnD. hp cht no, 4 ng phn

13/ Cho hp cht X c cng thc phn t C4H8O2. Kt lun no sau y v X l ng?A. C 2 ng phn axit v 4 ng phn este.B. C 1 ng phn axit v 3 ng phn este.C. C 2 ng phn axit v 3 ng phn este.D. C 1 ng phn axit v 2 ng phn este.

14/ Hp cht A c cng thc phn t C4HxCl, bit rng trong A, C chim 51,89% v khi

lng. Gi tr ca x l:A. 7 B. 9 C. 11 D. 815/ S ng phn ca hp cht c cng thc phn t C4H11N l:

A. 6 B. 7 C. 8 D. 916/ Cho cc cht sau y: Xenluloz, ct, canxi cacbua, ancol etylic, cao su, tinh bt, natriclorua, st kim loi, oxi, du m. S cht c xem l nguyn liu thin nhin l:

A. 5 B. 6 C. 7 D. 817/ Khi cho brom tc dng vi 1 hirocacbon thu c mt sn phm cha brom c tkhi hi so vi khng kh bng 5,207. Cng thc phn t ca hirocacbon l:

A. C5H12 B. C5H10 C. C5H8 D. C6H1218/ Hp cht A c cng thc phn t C 4H7Clx. A c th tn ti c th x c th nhngi tr no sau y?

A. 1 v 2 B. 1 v 3 C. 2 v 3 D. 1, 2 v 319/ Cht C4H10O c tt c bao nhiu ng phn cu to?

A. 4 B. 5 C. 7 D. 820/ Cho cc hp cht sau: (1) CH3CH2CH2CH3; (2) CH3CH2CH=CH2; (3)CH3CH=CHCH3; (4) CH3CH=CHCH2CH3; (5) CH3CH=CHCl. Cc cht c ng phnhnh hc l:

A. 3, 4 B. 2, 3, 4, 5 C. 3, 4, 5 D. 1, 2, 5

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21/ Cho cc cht: C2H6, C2H2, C2H4O, C2H6O, C6H12O6. Cht c hm lng cacbon caonht l:

A. C6H12O6 B. C2H6O C. C2H6 D. C2H222/ S ng phn cu to ca C4H10 v C4H9Cl ln lt l:

A. 2 v 2 B. 2 v 3 C. 2 v 4 D. 3 v 423/ Hp cht A c cng thc n gin nht l CH3O v c t khi so vi H2 bng 31.

Cng thc phn t ca A l:A. CH3O B. C2H6O2 C. C3H6O2 D. C2H6O

24/ Tng s ng phn cu to ca C6H12 khi hiro ha thu c iso hexan l:A. 4 B. 5 C. 6 D. 3

25/ Cho cc cht sau: CH2=CH-CH2-CH2-CH=CH2;CH2=CH-CH=CH-CH2-CH3; CH3-C(CH3)=CH-CH3, CH2=CH-CH2-CH=CH2. S cht cng phn hnh hc l:

A. 2 B. 3 C. 1 D. 426/ Cho isopentan tc dng vi Cl2 theo t l mol 1:1, s sn phm monoclo ti a thuc l:

A. 2 B. 3 C. 5 D. 4P N1D 2C 3A 4C 5B 6C 7C 8C 9A 10D 11C 12D 13A14B 15C 16C 17A 18B 19C 20A 21D 22C 23B 24B 25C 26D

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PHN 10: HIROCACBON NO1/ t chy hon ton 4,48 lt (ktc) CH4 sau dn ton b sn phm chy vo bnhng nc vi trong d th khi lng dung dch trong bnh:

A. tng 6 gam B. gim 4 gamC. tng 4 gam D. gim 6 gam

2/ Tn ca hirocacbon sau theo IUPAC l:CH3 CH2 CH CH2 CH CH2 CH3

CH2

CH3

CH

CH3

CH3

A. 3-etyl-5-isopropylhexxan B. 3,5-ietyl-6-metylheptanC. 3,5-ietyl-2-metylheptan D. 2-metyl-3,5-ietylheptan

3/ Trong cc cht di y cht no c nhit si thp nht?A. butan B. etan C. propan D. metan

4/ X, Y, Z l 3 ankan k tip nhau c tng khi lng phn t l 174. Tn ca chng ln

lt l:A. propan, butan, pentan B. etan, propan, butanC. metan, etan, propan D. pentan, hexan, heptan

5/ Trong cc cht sau: (1) C4H8; (2) C3H8; (3) CH4; (4) C5H12; (5) C3H6; (6) C2H4; ; (7)C6H14. S cht thuc dy ng ng ca ankan l:

A. 2 B. 3 C. 4 D. 56/ Cho hp cht X c cng thc CxHyClz c 62,83% Cl v khi lng. Bit khi lngmol ca A l 113. X c bao nhiu cng thc cu to?

A. 5 B. 2 C. 3 D. 47/ t chy mt hirocacbon no X thu c CO2 v nc vi t l s mol l 1:2. Cng

thc phn t ca X l:A. C4H8 B. CH4 C. C2H6 D. C3H68/ Xicloankan A phn ng vi Cl2 c nh sng thu c dn xut monoclo B trong clochim 33,5% v khi lng. Cng thc phn t ca A l:

A. C5H10 B. C3H6 C. C4H8 D. C6H129/ C 3 l khng nhn ch 3 kh ring bit l: propan, propilen, propin. nhn bit mikh c trong bnh ta ln lt dng cc thuc th theo th th t no sau y?

A. HBr v dd AgNO3/NH3 B. dd NaOH, nc vi trongC. dd AgNO3/NH3, nc Br2 D. tt c u ng.

10/ Dy cht no di y u lm mt mu dung dch brom?

A. metan, etilen, xiclopropan B. etilen, ivinyl, axetilenC. propan, propin, etilan D. kh cacbonic, metan, axetilen11/ Ankan A c cha 16,28% khi lng H trong phn t. S ng phn cu to ca A l:

A. 3 B. 4 C. 5 D. 612/ Hn hp X gm hai ankan lin tip c t khi so vi H 2 l 24,8. Cng thc phn tca hai ankan l:

A. C2H6 v C3H8 B. C3H8 v C4H10C. C4H10 v C2H6 D. C4H10 v C5H12

13/ Cht lm mt mu dung dch brom l:

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A. xiclopentan B. propanC. metylxiclopropan D. 2-metylpropan

14/ Cho ankan c cng thc cu to sau:CH3 CH2 CH CH2 CH CH2 CH3

CH2

CH3

CH

CH3

CH3

T l s cacbon bc II so vi s cacbon bc III l:A. 5:3 B. 1:1 C. 3:2 D. 4:3

15/ Trong phng th nghim, ngi ta iu ch metan bng cch no sau y?A. Phn hy hp cht hu c.B. Tng hp t cacbon v hiro.C. Crackinh butan.D. Nung natri axetat khan vi hn hp vi ti xt.

16/ t chy hon ton mt hirocacbon X bng mt lng oxi va . Sn phm kh dnqua bnh ng dung dch H2SO4 c th th tch gim hn mt na. X thuc dy ng

ng no sau y?A. Ankan B. Ankin C. Anken D. Aren17/ Hirocacbon X l cht kh iu kin thng, cng thc phn t c dng C x+1H3x. Xc cng thc phn t l:

A. C3H6 B. C2H6 C. CH4 D. C4H1218/ Mt hirocacbon X mch h, th kh. Khi lng V lt kh ny bng 2 ln khi lngV lt N2 o cng iu kin nhit v p sut. Cng thc phn t ca X l:

A. C4H10 B. C4H8 C. C2H4 D. C5H1219/ Khi brom ha mt ankan ch thu c mt dn xut monobrom duy nht c t khii vi hiro bng 75,5. S ng phn ca ankan l:

A. 3 B. 4 C. 5 D. 620/ t chy hon ton mt hn hp gm 1 ankan v 1 ankin thu c s mol nc bngs mol kh cacbon ioxit. Kt lun ng v ankan v ankin trn l:

A. Cng c cng s B. Chng c cng s HC. Chng c cng s mol D. S H ca ankan bng s C ca ankin

21/ Cho chui phn ng sau: butilen X Y Z T axetilen. Tn caX , Y, Z, T ln lt l:

A. butan, but-2-en, propen, metan B. butan, etan, cloetan, icloetan.C. butan, propan, etan, metan D. xiclobutan, butan, propan, metan.

22/ Hirocacbon X c cng thc phn t C6H12. Bit X khng lm mt mu dung dchbrom, cn khi tc dng vi brom khan ch thu c mt dn xut monobrom duy nht. Xl:

A. 3-metylpentan B. 1,2- imetylxiclobutanC. 1,3-imetylxiclobuatn D. xiclohexan

23/ Khi t metan trong kh clo sinh ra mui en v mt cht kh lm giy qu m ha .Sn phm phn ng l:

A. CH3Cl v HCl B. CH2Cl2 v HClC. C v HCl D. CCl4 v HCl

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24/ Cho cc cht: butan (X); hexan (Y); 2-metylpentan (Z); isopentan (T). Chiu gimdn nhit si ca cc cht l:

A. T,Z,Y,X B. Z,T,Y,X C. Y,Z,T,X D. T,Y,Z,X25/ Hirocacbon A c cng thc n gin nht l C2H5. Cng thc phn t ca A l:

A. C4H10 B. C6H15 C. C8H20 D. C2H526/ Phng php iu ch etan no di y l sai?

A. un natripropionat vi vi ti xt B. Cho etilen cng vi hiroC. Tch nc khi ancol etylic D. Crackinh butan.

27/ Cho cc cht CH4, H2, C2H6 v H2O, dy sp xp theo chiu tng dn nhit si l:A. H2 < CH4 < C2H6 < H2O B. H2 < CH4 < H2O < C2H6C. CH4 < H2 < C2H6 < H2O D. H2O < C2H6 < CH4 < H2

28/ Crackinh hon ton 5,8 gam butan thu c hn hp kh A. t chy hon ton hnhp kh A th thu c khi lng nc l:

A. 4,5 g B. 9 g C. 10,8 g D. 18 g29/ C5H10 c bao nhiu ng phn hirocacbon no dng mch vng?

A. 3 B. 4 C. 5 D. 6

30/ tinh ch CH4 c ln cc tp cht CO2, SO2, H2O ta c th s dng cc ha cht nosau y?A. dd Br2 v dd Ca(OH)2 B. dd NaOH v dd H2SO4C. dd H2SO4 v dd Br2 D. dd CuSO4 trong NH3

31/ Cp ankan no no sau y trong phn t u c cha cacbon bc III?A. C6H14, CH4 B. C5H12, C2H6C. C5H12, C4H10 D. C4H10, C3H8

32/ Khi un nng CH3COONa vi hn hp vi ti xt thu c kh no sau y?A. N2, CH4 B. CH4, H2C. CH4, CO2 D. CH4

33/ t chy hon ton 1 hirocacbon X th thu c 0,11 mol CO 2 v 0,132 mol H2O.Khi X tc dng vi Cl2 theo t l mol 1:1 th thu c mt sn phm hu c duy nht. Tngi ca X l:

A. 2-metylbutan B. 2-metylpropanC. 2,2-imetylpropan D. etan

34/ Hirocacbon mch h X trong phn t ch cha lin kt n v c 2 nguyn t cacbonbc ba trong mt phn t. t chy hon ton 1 th tch X th thy sinh ra 6 th tch CO2 cng iu kin. Khi cho X tc dng vi Cl2 theo t l mol 1:1, s dn xu monoclo ti asinh ra l:

A. 3 B. 4 C. 2 D. 535/ Khi crackinh ton b mt th tch ankan X th thu c 3 th tch hn hp kh Y (ccth tch kh o cng iu kin nhit v p sut), t khi ca Y so vi H 2 bng 12.Cng thc phn t ca X l:

A. C6H14 B. C3H8 C. C4H10 D. C5H12P N1B 2C 3D 4A 5C 6D 7B 8A 9C 10B 11C 12B 13C14D 15D 16A 17A 18B 19A 20C 21B 22D 23C 24C 25A 26C27A 28B 29C 30B 31C 32D 33C 34C 35D

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PHN 11: HIROCACBON KHNG NO1/ Chia hn hp 3 anken: C2H4, C3H6 v C4H8 thnh hai phn bng nhau:- t chy phn 1 sinh ra 5,4 gam H2O.- Phn 2 tc dng vi hiro (c xc tc Ni), t chy hon ton sn phm sau phn ri dnsn phm vo bnh ng nc vi trong d th khi lng kt ta thu c l:

A. 30 g B. 15 g C. 10,2 g D. 5,1 g2/ Hirat ha 2 anken ch to thnh 2 ancol. Hai anken l:

A. eten v but-1-en B. 2-metylpropen v but-1-enC. propen v but-2-en D. eten v but-2-en

3/ Anken A c t khi hi so vi H2 bng 28. Cho A tc dng vi HBr ch cho 1 sn phmduy nht. Cng thc cu to ca A l:

A. CH2=CHCH2CH3 B. CH2=C(CH3)2C. CH3CH=CHCH3 D. (CH3)2C=C(CH3)2

4/ C bao nhiu ng phn ankin c cng thc phn t C 5H8 tc dng vi dung dchAgNO3/NH3 d to kt ta vng?

A. 2 B. 3 C. 4 D. 5

5/ Cho cc hp cht: propen (1); 2-metylbut-2-en (2); 3,4-imetylhex-3-en (3); 3-cloprop-1-en (4); 1,2-icloeten (5). Cht c ng phn hnh hc l:

A. 3, 5 B. 2,4 C. 1,2,3,4 D. 1,56/ t chy hon ton 0,1 mol ankin thu c 0,2 mol H2O. Nu hiro ha hon ton 0,1mol ankin ny ri i th s mol H2O thu c l:

A. 0,3 B. 0,4 C. 0,5 D. 0,67/ iu ch etilen trong phng th nghim bng cch un nng ancol etylic vi H2SO4 c nhit t 170 oC tr ln. Sn phm thu c thng c ln tp cht. thu c khetilen tinh khit ta c th dng ha cht no sau y loi b tp?

A. dd Br2 d B. dd NaOH d

C. dd H2SO4 d D. dd KMnO4 long , d8/ Cc cht trong dy ng ng ca etilen th cht no c %C theo khi lng bng85,71%?

A. etilen B. butilenC. hexilen D. tt c cc anken.

9/ em hn hp cc ng phn mch h ca C4H8 cng vi nc c axit xc tc v unnng th thu c ti a bao nhiu sn phm cng?

A. 3 B. 4 C. 5 D. 610/ Cng thc tng qut ca hirocacbon X bt k c dng C nH2n+2-2k(vi n nguyn, k 0). Kt lun no sau y lun ng?

A. k=0 th cng thc ca X l CnH2n+2 (n

1). X l ankan.B. k=1 th cng thc ca X l CnH2n (n 2). X l anken hoc xicloankan.C. k=2 th cng thc ca X l CnH2n-2 (n 2). X ln ankin hoc ankaien.D. k=4 th cng thc ca X l CnH2n-6 (n 6). X l aren.

11/ Cho s bin i sau: A B C6H6Cl6. Cht A l:A. etilen B. propilen C. axetilen D. propin

12/ Hai anken c cng thc phn t C3H6 v C4H8 khi phn ng vi HBr th thu c 3sn phm. Hai anken l:

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A. propilen v but-1-en B. propen v but-1-enC. propen v but-2-en D. propilen v isobutilen

13/ Phng php no di y thu c 2-clobutan tinh khit nht?A. Cho butan tc dng vi clo theo t l mol 1:1, chiu sng.B. But-2-en tc dng vi hiro clorua.C. But-1-en tc dng vi hiro clorua.

D. Buta-1,3-ien tc dng vi hiro clorua.14/ Kh etilen d ha lng hn metan v etlien:

A. C lin kt km bn. B. Phn cc hn phn t metanC. C cu to phng D. C khi lng ln hn

15/ S ankin c cng thc phn t C6H10 tc dng c vi dung dch AgNO3 trong mitrng NH3 l:

A. 3 B. 6 C. 5 D. 416/ Dng AgNO3 trong NH3 khng th phn bit c cp cht no sau y?

A. but-1-in v but-2-in B. axetilen v etilenC. propin v but-1-in D. butaien v propin

17/ Cho hn hp but-1-in v but-2-in, tch ring bit hai cht ny ta c th:A. Chng ct phn onB. Dng dung dch AgNO3 trong NH3 sau dng dung dch HCl.C. Dng dung dch brom.D. Dng dung dch KMnO4.

18/ lm sch C2H4 c ln C2H2 ngi ta dng dung dch cht no sau y?A. Br2 B. KMO4 C. AgNO3/NH3 D. K2CO3

19/ Buta-1,3-ien phn ng c vi tt c cc cht trong dy no di y?A. Cl2 (as), dd NaNO3, CH4, O2 (to).B. Dd AgNO3/NH3, dd KMnO4, H2 (Ni, to), dd HCl.

C. Dd NaOH, dd nc clo, H2 (Ni, t

o

).D. Dd Br2, dd KMnO4, H2 (Ni, to), H2O (xt, to).20/ Trong phn ng oxi ha anken CnH2n bng dung dch thuc tm c tng h s cc chtlc cn bng l:

A. 15 B. 16 C. 12 D. 2621/ Bn hirocacbon th kh trong iu kin thng khi b t chy hon ton th tngth tch cc kh phn ng bng tng th tch kh v hi (o cng nhit v p sut). Bnhirocacbon l:

A. CH4, C2H4, C3H4, C4H4 B. CH4, C2H2, C3H6, C4H8C. CH4, C2H6, C3H4, C4H10 D. CH4, C2H6, C2H4, C3H6

22/ Buta-1,3-ien c th c iu ch t:A. ancol etylic B. vinyl axetilenC. butan D. C A, B, C

23/ Cho s phn ng sau: X Y Z PVCX, Y, Z theo th t l:A. etilen, 1,2-icloetan, vinyl clorua.B. etilen, 1,1-icloetan, vinyl cloruaC. axetilen, 1,1-icloetan, vinyl cloruaD. axetilen, 1,2-icloetan, vinyl clorua

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24/ Ba hirocacbon A, B, C l ng ng k tip nhau trong dy ng ng. Phn tlng ca C gp i phn t lng ca A. Vy A, B, C c th thuc dy ng ng:

A. ankan B. anken C. ankin D. aren25/ Trong phng th nghim, etilen c iu ch bng cch:

A. un nng ancol etylic vi H2SO4 ch 170 oC.B. Cho axetilen tc dng vi H2 (xc tc Pd, to).

C. Crackinh butan.D. Cho etyl clorua tc dng vi KOH trong ancol.

26/ Khi cho 2-metylbut-2-en tc dng vi HBr th thu c sn phm chnh l:A. 3-brom-3-metylbutan B. 2-brom-2-metylbutanC. 2-brom-3-metylbutan D. 3-brom-2-metylbutan

27/ Hn hp no sau y khng lm phai mu dung dch brom v dung dch KMnO4?A. SO2, C2H2, H2 B. C2H4, C2H6, C3H8C. CO2, C6H6, C2H6 D. SO2, CO2, C3H8

28/ Cao su clopren c tng hp t:

A. 1-clobuta-1,3-ien B. 2-clo-3-metylbuta-1,3-ienC. 1-clo-3-metylbuta-1,3-ien D. 2-clobuta-1,3-ien.29/ Trong cng nghip, anehit axetic thng c iu ch t:

A. axetilan B. etilen C. ancol etylic D. metan30/ iu kin thng, propen phn ng c vi tt c cc cht trong dy no sau y?

A. hiro, nc brom, dung dch thuc tm.B. Nc, nc brom, dung dch thuc tm, dung dch axit bromhiric.C. Nc brom, dung dch thuc tm, dung dch axit bromhiric.D. Hiro, nc, nc brom, dung dch axit sunfuri

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