Balance the Following Half-Reaction Occurring in a Basic Solution

question 11

Multiple Choice

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

• A) MnO₂(s)+ 2 H₂O(l)+ 2e−→ Mn(OH)₂(s)+ 2 OH−(aq)
• B) MnO₂(s)+ 2 H₂O(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)+ 2 e−
• E) MnO₂(s)+ 2 H₂O(l)→ Mn(OH)₂(s)+ 2 OH−(aq)

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