3 H2O (l) + 3 Cl2 (g) + 6 KNO3 (aq) → 6 HNO3 (aq) + 5 KCl (aq) + KClO3 (aq)
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:
- HNO3 – Nitric acid
- Other names: Aqua fortis
, Spirit of niter
, Eau forte
- Appearance: Colorless, yellow or red fuming liquid
; Colourless-to-yellow liquid with pungent odour
; Colorless, yellow, or red, fuming liquid with an acrid, suffocating odor. [Note: Often used in an aqueous solution. Fuming nitric acid is concentrated nitric acid that contains dissolved nitrogen dioxide.]
- Other names: Aqua fortis
- KCl
- KClO3