4 KMnO4 + 4 NaOH O2 + 2 K2MnO4 + 2 Na2MnO4 + 2 H2O

This is an oxidation-reduction (redox) reaction:

4 MnVII + 4 e- 4 MnVI (reduction)

2 O-II - 4 e- 2 O0 (oxidation)

Reactants:

  • KMnO4Potassium manganate(VII) source: wikipedia, accessed on: 2019-09-27
    • Other names: Potassium permanganate source: wikipedia, accessed on: 2019-09-27source: wikidata, accessed on: 2019-09-02source: ICSC, accessed on: 2019-09-04, Chameleon mineral source: wikipedia, accessed on: 2019-09-27, Condy's crystals source: wikipedia, accessed on: 2019-09-27
    • Appearance: Purplish-bronze-gray needles | magenta–rose in solution source: wikipedia, accessed on: 2019-09-27; Dark purple crystals source: ICSC, accessed on: 2019-09-04
  • NaOH
    • Names: Sodium hydroxide source: wikipedia, accessed on: 2019-09-27source: wikidata, accessed on: 2019-09-02source: ICSC, accessed on: 2019-09-04source: NIOSH NPG, accessed on: 2019-09-02, Caustic soda source: wikidata, accessed on: 2019-09-02source: ICSC, accessed on: 2019-09-04source: NIOSH NPG, accessed on: 2019-09-02, Lye source: wikidata, accessed on: 2019-09-02
    • Appearance: White, waxy, opaque crystals source: wikipedia, accessed on: 2019-09-27; White hygroscopic solid in various forms source: ICSC, accessed on: 2019-09-04; Colorless to white, odorless solid (flakes, beads, granular form). source: NIOSH NPG, accessed on: 2019-09-02

Products:

  • O2
    • Names: Dioxygen source: wikidata, accessed on: 2019-09-07, Oxygen source: ICSC, accessed on: 2019-09-04source: wikidata, accessed on: 2019-09-07, Oxygen (liquefied) source: ICSC, accessed on: 2019-09-04
    • Appearance: Odourless compressed gas source: ICSC, accessed on: 2019-09-04; Liquefied gas. colourless-to-blue extremely cold liquid source: ICSC, accessed on: 2019-09-04
  • K2MnO4Potassium manganate(VI) source: wikipedia, accessed on: 2019-09-27
    • Other names: Potassium manganate source: wikipedia, accessed on: 2019-09-27source: wikidata, accessed on: 2019-09-02
    • Appearance: Green crystals (darkening with time) source: wikipedia, accessed on: 2019-09-27
  • Na2MnO4
  • H2OWater, oxidane source: wikipedia, accessed on: 2019-09-27
    • Other names: Water (H2O) source: wikipedia, accessed on: 2019-09-27, Hydrogen hydroxide (HH or HOH) source: wikipedia, accessed on: 2019-09-27, Hydrogen oxide source: wikipedia, accessed on: 2019-09-27
    • Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas source: wikipedia, accessed on: 2019-09-27