Question

Balance the following equation using oxidation Numbers. Show all steps.

KMnO4(aq)+ H2SO4(aq) +H2O2(l)-> K2SO4(aq) +MnSO4(aq) +
02(g) + H2O(l)

Answer 1

2 KMnO4 (aq) + 5 H2O2 (aq) + 3 H2SO4 (aq) → 5 O2 (g) + 2 MnSO4 (aq) + K2SO4 (aq) + 8 H2O (l)