S2O82- + 8 OH- + 2 (Mn)2+ 2 MnO2- + 2 SO42- + 4 H2O

This is an oxidation-reduction (redox) reaction:

2 MnII - 2 e- 2 MnIII (oxidation)

2 SVII + 2 e- 2 SVI (reduction)

Mn2+ is a reducing agent, S2O82- is an oxidizing agent.

Reactants:

  • S2O82-
  • OH-Hydroxide source: wikipedia, accessed: 2019-09-27
    • Other names: Hydroxide ion source: wikidata, accessed: 2019-09-07
  • Mn2+

Products:

  • MnO2-
  • SO42-Sulfate source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-07
    • Other names: Sulfate ion source: wikidata, accessed: 2019-09-07, Sulphate ion source: wikidata, accessed: 2019-09-07, Sulphate source: wikidata, accessed: 2019-09-07
  • H2OWater, 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