Video: Permanganate ion as an oxidizing agent II

Purple permanganate ion oxidizes hydrogen peroxide in acidic solution to oxygen, itself being reduced to the colorless manganese(II) ion.

MnO4-(aq) + 8 H+(aq) + 5 e- ® Mn2+(aq) + 4 H2O(l)
H2O2(aq) ® O2(g) + 2 H+(aq) + 2 e-