Balance the Following Half-Reaction Occurring in Basic Solution

question 58

Multiple Choice

Balance the following half-reaction occurring in basic solution.
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MnO₂(s) → Mn(OH) ₂(s)

• A)MnO₂(s)+ 2H₂O(l)+ 2e−→ Mn(OH)₂(s)+ 2OH−(aq)
• B)MnO₂(s)+ 2H₂O(l)+ 4e−→ Mn(OH)₂(s)+ (OH)₂−(aq)
• C)MnO₂(s)+ H₂²⁺(aq)+ 2e−→ Mn(OH)₂(s)
• D)MnO₂(s)+ H₂(g)→ Mn(OH)₂(s)+ 2e−
• E)MnO₂(s)+ 2H₂O(l)→ Mn(OH)₂(s)+ 2OH−(aq)

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