Ca3P2 + 8 HClO Ca3(PO4)2 + 8 HCl

This is an oxidation-reduction (redox) reaction:

2 P-III - 16 e- 2 PV (oxidation)

8 ClI + 16 e- 8 Cl-I (reduction)

Ca3P2 is a reducing agent, HClO is an oxidizing agent.

Reactants:

  • Ca3P2Calcium phosphide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04
    • Other names: Photophor source: wikipedia, accessed: 2019-09-27, CP source: wikipedia, accessed: 2019-09-27, Polythanol source: wikipedia, accessed: 2019-09-27, Tricalcium diphosphide source: wikidata, accessed: 2019-09-02
    • Appearance: Red-brown crystalline powder or grey lumps source: wikipedia, accessed: 2019-09-27; Red-brown crystalline powder or grey lumps source: ICSC, accessed: 2019-09-04
  • HClOHypochlorous acid, chloric(I) acid, chloranol, hydroxidochlorine source: wikipedia, accessed: 2019-09-27
    • Other names: Hypochlorous acid source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Hydrogen hypochlorite source: wikipedia, accessed: 2019-09-27, Chlorine hydroxide source: wikipedia, accessed: 2019-09-27
    • Appearance: Colorless aqueous solution source: wikipedia, accessed: 2019-09-27

Products:

  • Ca3(PO4)2Tricalcium bis(phosphate) source: wikipedia, accessed: 2019-09-28
    • Other names: Tricalcium phosphate source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02, Tribasic calcium phosphate source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02, Bone phosphate of lime source: wikidata, accessed: 2019-09-02
    • Appearance: White amorphous powder source: wikipedia, accessed: 2019-09-28
  • HClChlorane source: wikipedia, accessed: 2019-09-27, Hydrogen chloride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02
    • Other names: Hydrochloric acid source: wikipedia, accessed: 2019-09-27source: NIOSH NPG, accessed: 2019-09-02, M source: wikipedia, accessed: 2019-09-27, Uriatic acid source: wikipedia, accessed: 2019-09-27
    • Appearance: Colorless, transparent liquid, fumes in air if concentrated source: wikipedia, accessed: 2019-09-27; Colorless gas source: wikipedia, accessed: 2019-09-27; Colourless compressed liquefied gas with pungent odour source: ICSC, accessed: 2019-09-04; Colorless to slightly yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.] source: NIOSH NPG, accessed: 2019-09-02