Balance each of the following equations according to the half-reaction method: (a) Sn2+(aq)+Cu2+(aq)⟶Sn4+(aq)+Cu+(aq)Sn2+(aq)+Cu2+(aq)⟶Sn4+(aq)+Cu+(aq) (b) H2S(g)+Hg22+(aq)⟶Hg(l)+S(s)(in acid)H2S(g)+Hg22+(aq)⟶Hg(l)+S(s)(in acid) (c) CN−(aq)+ClO2(aq)⟶CNO−(aq)+Cl−(aq)(in acid)CN−(aq)+ClO2(aq)⟶CNO−(aq)+Cl−(aq)(in acid)
Balance each of the following equations according to the half-reaction method: (a) Sn2+(aq)+Cu2+(aq)⟶Sn4+(aq)+Cu+(aq)Sn2+(aq)+Cu2+(aq)⟶Sn4+(aq)+Cu+(aq) (b) H2S(g)+Hg22+(aq)⟶Hg(l)+S(s)(in acid)H2S(g)+Hg22+(aq)⟶Hg(l)+S(s)(in acid) (c) CN−(aq)+ClO2(aq)⟶CNO−(aq)+Cl−(aq)(in acid)CN−(aq)+ClO2(aq)⟶CNO−(aq)+Cl−(aq)(in acid)
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter19: Principles Of Chemical Reactivity: Electron Transfer Reactions
Section: Chapter Questions
Problem 93GQ
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Balance each of the following equations according to the half-reaction method:
(a) Sn2+(aq)+Cu2+(aq)⟶Sn4+(aq)+Cu+(aq)Sn2+(aq)+Cu2+(aq)⟶Sn4+(aq)+Cu+(aq)
(b) H2S(g)+Hg22+(aq)⟶Hg(l)+S(s)(in acid)H2S(g)+Hg22+(aq)⟶Hg(l)+S(s)(in acid)
(c) CN−(aq)+ClO2(aq)⟶CNO−(aq)+Cl−(aq)(in acid)CN−(aq)+ClO2(aq)⟶CNO−(aq)+Cl−(aq)(in acid)
(d) Fe2+(aq)+Ce4+(aq)⟶Fe3+(aq)+Ce3+(aq)Fe2+(aq)+Ce4+(aq)⟶Fe3+(aq)+Ce3+(aq)
(e) HBrO(aq)⟶Br−(aq)+O2(g)(in acid)
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