All of the Following Half-Reactions Are Balanced Except

question 26

Multiple Choice

All of the following half-reactions are balanced except

• A)NO₃^-(aq)+ 4H⁺(aq)+ 3e^- → NO(g)+ 2H₂O(l).
• B)H₃PO₃(aq)+ H₂O(l)→ H₃PO₄(aq)+ 2H⁺(aq)+ 2e^-.
• C)2Ta(s)+ 5H₂O(l)→ Ta₂O₅(s)+ 10H⁺(aq)+ 10e^-.
• D)2H₂O(l)+ 2e^- → H₂(g)+ 2OH^-(aq).
• E)H₂O₂(aq)→ 2OH^-(aq)+ 2e^-.

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