2 (Mn)2+ + 5 Na2O2 + 4 H+ → 2 (MnO4)- + 10 Na+ + 2 H2O

This is an oxidation-reduction (redox) reaction:

2 MnII - 10 e- → 2 MnVII (oxidation)

10 O-I + 10 e- → 10 O-II (reduction)

Mn2+ is a reducing agent, Na2O2 is an oxidizing agent.

Reactants:

  • Mn2+
  • Na2O2
    • Names: Sodium peroxide source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04, Disodium dioxide source: wikipedia, accessed: 2019-09-28, Flocool source: wikipedia, accessed: 2019-09-28
    • Appearance: Yellow to white powder source: wikipedia, accessed: 2019-09-28; Yellow-to-white powder source: ICSC, accessed: 2019-09-04
  • H+

Products:

  • MnO4-
  • Na+
  • H2O – Water, oxidane source: wikipedia, accessed: 2019-09-27
    • Other names: Water (H2O) source: wikipedia, accessed: 2019-09-27, Hydrogen hydroxide (HH or HOH) source: wikipedia, accessed: 2019-09-27, Hydrogen oxide source: wikipedia, accessed: 2019-09-27
    • Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas source: wikipedia, accessed: 2019-09-27