2 KClO3 + 3 S → 2 KCl + 3 SO2 – Balanced equation

Or you want a quick look:

This is an oxidation-reduction (redox) reaction:

3 S - 12 e- 3 SIV (oxidation)

2 ClV + 12 e- 2 Cl-I (reduction)

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

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Reactants:

  • KClO3
    • Names: Potassium chlorate , Potassium chlorate(V) , Potcrate , Potassium oxymuriate
    • Appearance: White crystals or powder ; Colourless crystals or white powder
  • S
    • Names: Sulfur , S , Sulphur
    • Appearance: Yellow solid in various forms

Products:

  • KCl
    • Names: Potassium chloride , Sylvite , Muriate of potash
    • Appearance: White crystalline solid ; Colourless hygroscopic crystals
  • SO2Sulfur dioxide
    • Other names: Sulfurous anhydride , Sulphur dioxide , Sulfurous acid anhydride
    • Appearance: Colorless gas ; Colourless gas or compressed liquefied gas with pungent odour ; Colorless gas with a characteristic, irritating, pungent odor. [Note: A liquid below 14°F. Shipped as a liquefied compressed gas.]
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