KClO3 + 3 S → KCl + 3 SO

This is an oxidation-reduction (redox) reaction:

3 S0 - 6 e- → 3 SII (oxidation)

ClV + 6 e- → Cl-I (reduction)

S is a reducing agent, KClO3 is an oxidizing agent.

Reactants:

  • KClO3
    • Names: Potassium chlorate source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04, Potassium chlorate(V) source: wikipedia, accessed: 2019-09-27, Potcrate source: wikipedia, accessed: 2019-09-27, Potassium oxymuriate source: ICSC, accessed: 2019-09-04
    • Appearance: White crystals or powder source: wikipedia, accessed: 2019-09-27; Colourless crystals or white powder source: ICSC, accessed: 2019-09-04
  • S
    • Names: Sulfur source: wikidata, accessed: 2019-09-07source: ICSC, accessed: 2019-09-04, S source: wikidata, accessed: 2019-09-07, Sulphur source: wikidata, accessed: 2019-09-07source: ICSC, accessed: 2019-09-04
    • Appearance: Yellow solid in various forms source: ICSC, accessed: 2019-09-04

Products:

  • 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
  • SO – 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