3 Cl2 + 3 H2O → HClO3 + 5 HCl
This is an oxidation-reduction (redox) reaction:
5 Cl0 + 5 e- → 5 Cl-I (reduction)
Cl0 - 5 e- → ClV (oxidation)
Cl2 is both an oxidizing and a reducing agent (disproportionation (dismutation)).
Reactants:
Products:
- HClO3
- 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.]