Reacciones Sistemas Cu-h2o y S-h2o
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Sistema Cu-H20 - Cu(OH)3(s) + e- + H+ = Cu(OH)2(s) + H2O - Cu (OH) 2(s) + 2H+ = Cu+2 + 2H2O - Cu(OH)3(s) + 3H+ + e- = Cu+2 + 3H2O - Cu+3 + e- = Cu+2 - Cu (OH) 3(s) + 3H+ = Cu+3 + 3H2O Sistema S-H2O - H2S = HS- + H+ - HS- = S-2 + H+ - HSO4- = SO4-2 + H+ - HSO4- + 9H+ + 8e- = H2S + 4H2O - SO4-2 + 10H+ ´8e- = H2S + 4H2O - SO4-2 + 9H+ + 8e- = HS- + 4H2O - SO4-2 + 8H+ + 8e- = S-2 + 4H2O - S(s) + 2H+ + 2e- = H2S - S(s) + H+ + 2e- = HS- - S( s) + 4H2O = SO4-2 + 8H+ + 6e- - S( s) + 4H2O = HSO4- + 7H+ + 6e- Cu+3 Cu(OH)3 Cu+2 Cu(OH)2 HSO4- SO4-2 H2S HS- S-2
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Reacciones Sistemas Cu-h2o y S-h2o
Transcript of Reacciones Sistemas Cu-h2o y S-h2o
7/21/2019 Reacciones Sistemas Cu-h2o y S-h2o
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Sistema Cu-H20
- Cu(OH)3(s) + e- + H+ = Cu(OH)2(s) + H2O
- Cu(OH)2(s) + 2H+ = Cu+2 + 2H2O- Cu(OH)3(s) + 3H+ + e- = Cu+2 + 3H2O- Cu+3 + e- = Cu+2
- Cu(OH)3(s) + 3H+ = Cu+3 + 3H2O
Sistema S-H2O
- H2S = HS- + H+
- HS- = S-2 + H+- HSO4- = SO4-2 + H+- HSO4- + 9H+ + 8e- = H2S + 4H2O- SO4-2 + 10H+ ´8e- = H2S + 4H2O
- SO4-2 + 9H+ + 8e- = HS- + 4H2O- SO4-2 + 8H+ + 8e- = S-2 + 4H2O- S(s) + 2H+ + 2e- = H2S
- S(s) + H+ + 2e- = HS-- S(s) + 4H2O = SO4-2 + 8H+ + 6e-- S(s) + 4H2O = HSO4- + 7H+ + 6e-
Cu+3
Cu(OH)3
Cu+2
Cu(OH)2
HSO4- SO4-2
H2S HS- S-2