Write a Half-Reaction for the Reduction of Aqueous Hydrogen Peroxide

question 31

Multiple Choice

Write a half-reaction for the reduction of aqueous hydrogen peroxide in an acidic solution.

• A) H₂O₂(aq)+ 2e− → H₂(g)+ O₂²⁻(aq)
• B) 2H₂O₂(aq)+ 2e− → O₂(g)+ 2H₂O(l)
• C) H₂O₂(aq)+ 2e− → 2OH−(aq)
• D) H₂O₂(aq)+ 2H⁺(aq)+ 2e− → 2H₂O(l)
• E) Hydrogen peroxide cannot be reduced under acidic conditions.

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