2 MnO + KClO4 + 4 KOH 2 K2MnO4 + KCl + 2 H2O

This is an oxidation-reduction (redox) reaction:

2 MnII - 8 e- 2 MnVI (oxidation)

ClVII + 8 e- Cl-I (reduction)

MnO is a reducing agent, KClO4 is an oxidizing agent.

Reactants:

  • MnOManganese(II) oxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: Manganous oxide source: wikipedia, accessed: 2019-09-27, Manganosite source: wikipedia, accessed: 2019-09-27, Manganese monoxide source: wikipedia, accessed: 2019-09-27
    • Appearance: Green crystals or powder source: wikipedia, accessed: 2019-09-27
  • KClO4
    • Names: Potassium perchlorate source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04, Potassium chlorate(VII); Perchloric acid source: wikipedia, accessed: 2019-09-27, Potassium salt; peroidin source: wikipedia, accessed: 2019-09-27
    • Appearance: Colourless/ white crystalline powder source: wikipedia, accessed: 2019-09-27; Colourless crystals or white crystalline powder source: ICSC, accessed: 2019-09-04
  • KOHPotassium hydroxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02
    • Other names: Caustic potash source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Lye source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Potash lye source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Appearance: White solid, deliquescent source: wikipedia, accessed: 2019-09-27; White hygroscopic solid in various forms source: ICSC, accessed: 2019-09-04; Odorless, white or slightly yellow lumps, rods, flakes, sticks, or pellets. [Note: May be used as an aqueous solution.] source: NIOSH NPG, accessed: 2019-09-02

Products:

  • K2MnO4Potassium manganate(VI) source: wikipedia, accessed: 2019-09-27
    • Other names: Potassium manganate source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Appearance: Green crystals (darkening with time) source: wikipedia, accessed: 2019-09-27
  • KCl
    • Names: Potassium chloride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04, Sylvite source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Muriate of potash source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Appearance: White crystalline solid source: wikipedia, accessed: 2019-09-27; Colourless hygroscopic crystals source: ICSC, accessed: 2019-09-04
  • 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