6. Chemical Quantities & Aqueous Reactions
Redox Reactions
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ANSWERS OPTIONS
A
Anode: H+ (aq) + e− → H2 (g)Cathode: Cl− (aq) → Cl2 (g) + e−Overall: 2 H+ (aq) + 2 Cl− (aq) → H2 (g) + Cl2 (g)
B
Anode: 2 H+ (aq) + 2 e− → H2 (g)Cathode: 2 Cl− (aq) → Cl2 (g) + 2e−Overall: 2 H+ (aq) + 2 Cl− (aq) → H2 (g) + Cl2 (g)
C
Anode: 2 Cl− (aq) → Cl2 (g) + 2e−Cathode: 2 H+ (aq) + 2 e− → H2 (g)Overall: 2 H+ (aq) + 2 Cl− (aq) → H2 (g) + Cl2 (g)
D
Anode: 2 Cl− (aq) → Cl2 (g) + 2e−Cathode: 2 H+ (aq) + 2 e− → H2 (g)Overall: 2 H+ (aq) + 2 Cl− (aq) → H2 (g) + Cl2 (g)
