6. Chemical Quantities & Aqueous Reactions
Balancing Redox Reactions: Acidic Solutions
Multiple Choice
Multiple ChoiceBalance the following redox reaction in an acidic solution.
Cl2 (g) + S2O32- (aq) → Cl- (aq) + SO42- (aq)
A
2 Cl2 (g) + S2O32- (aq) + 5 H2O (l) → 4 Cl- (aq) + 2 SO42- (aq) + 10 H+ (aq)
B
4 Cl2 (g) + S2O32- (aq) + 5 H2O (l) → 8 Cl- (aq) + SO42- (aq) + 10 H+ (aq)
C
4 Cl2 (g) + S2O32- (aq) + 5 H2O (l) → 8 Cl- (aq) + 2 SO42- (aq) + 5 H+ (aq)
D
4 Cl2 (g) + S2O32- (aq) + 5 H2O (l) → 8 Cl- (aq) + 2 SO42- (aq) + 10 H+ (aq)
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