Question SLPaper 1AAnswerWhat is the change in the oxidation state of oxygen? 2Fe2+ (aq)+H2O2 (aq)+2H+ (aq)→2H2O (l)+2Fe3+ (aq)2Fe^{2+} (aq) + H_2O_2 (aq) + 2H^+ (aq) → 2H_2O (l) + 2Fe^{3+} (aq)2Fe2+ (aq)+H2O2 (aq)+2H+ (aq)→2H2O (l)+2Fe3+ (aq)A−1B−2C+1D0