GKFix MCQ Question

What is the E⁰ value for the half-cell: O₂(g) + 2H⁺ + 2e⁻ → H₂O₂?

• A. H2O2 + 2H+ + 2e– → 2H2O 1.78
• B. O2(g) + 2H+ + 2e– → H2O2 0.68
• C. Br2 + 2e– → 2Br– 1.09
• D. I2(s) + 2e– → 2I– 0.54