What Is the Change in Oxidation State for the Manganese

question 78

Multiple Choice

What is the change in oxidation state for the manganese atom in the following unbalanced reduction half reaction? MnO₄^- (aq) + H⁺(aq) → Mn²⁺(aq) + H₂O(l)

• A) -7
• B) -5
• C) +5
• D) +7

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