KClO3 + 6 HI + H2SO4 → KHSO4 + 3 I2 + HCl + 3 H2O
This is an oxidation-reduction (redox) reaction:
ClV + 6 e- → Cl-I (reduction)
6 I-I - 6 e- → 6 I0 (oxidation)
KClO3 is an oxidizing agent, HI is a reducing agent.
Reactants:
Products:
- KHSO4 – Potassium hydrogen sulfate
- I2
- HCl – Chlorane , Hydrogen chloride
- Other names: Hydrochloric acid , M , Uriatic acid
- Appearance: Colorless, transparent liquid, fumes in air if concentrated ; Colorless gas ; Colourless compressed liquefied gas with pungent odour ; Colorless to slightly yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.]
- H2O – Water, oxidane