Problem: Complete and balance the following half-reaction: Mn2+(aq) → MnO2(s) (basic solution) Express your answer as a chemical equation. Identify all of the phases in your answer. Indicate whether the half-reaction above is an oxidation or a reduction.

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FREE Expert Solution

Step 1

Mn2+ (aq)  MnO2 (s)


Step 2

Mn2+ (aq)  MnO2 (s)


Step 3

Mn2+ (aq) + 2 H2O (l)  MnO2 (s)


Step 4

Mn2+ (aq) + 2 H2O (l)  MnO2 (s) + 4 H+ (aq)


Step 4

Mn2+ (aq) + 2 H2O (l) + 4 OH- (aq)  MnO2 (s) + 4 H+ (aq) + 4 OH- (aq)


82% (64 ratings)
Problem Details

Complete and balance the following half-reaction: 

Mn2+(aq) → MnO2(s) (basic solution) 

Express your answer as a chemical equation. Identify all of the phases in your answer. Indicate whether the half-reaction above is an oxidation or a reduction.

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Based on our data, we think this problem is relevant for Professor Hopkins' class at LSU.