When an Aqueous Solution of Sodium Sulfate Is Electrolyzed,what Are

question 60

Multiple Choice

When an aqueous solution of sodium sulfate is electrolyzed,what are the expected products?
Reduction Half-Reaction
E° (V)
Na⁺(aq​) + e¯ Na(s) -2.71
2H₂O(l) + 2e^- H₂(g) + 2OH^-(aq) -0.83
2H⁺(aq) + 2e^- H₂(g) 0.00
O₂(g) + 4H⁺(aq) + 4e^- 2H₂O(l) 1.23
S₂O₈^2-(aq) + 2e^- 2SO₄^2-(aq) 2.01

• A)Na(s)and H₂(g)
• B)H₂(g),OH^-(aq),O₂(g),and H⁺(aq)
• C)O₂(g),H⁺(aq),and Na(s)
• D)H₂(g),OH^-(aq),and Na(s)
• E)H₂(g),OH^-(aq),and S₂O₈^2-(aq)

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