P4 + 4 Ca(ClO)2 + 4 H2O → 2 Ca2P2O6 + 8 HCl
This is an oxidation-reduction (redox) reaction:
4 P0 - 16 e- → 4 PIV (oxidation)
8 ClI + 16 e- → 8 Cl-I (reduction)
P4 is a reducing agent, Ca(ClO)2 is an oxidizing agent.
Reactants:
Products:
- Ca2P2O6
- 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.]