Ca3(PO4)2 + 4 C2 Ca3P2 + 8 CO

This is an oxidation-reduction (redox) reaction:

2 PV + 16 e- 2 P-III (reduction)

8 C0 - 16 e- 8 CII (oxidation)

Ca3(PO4)2 is an oxidizing agent, C2 is a reducing agent.

Reactants:

  • 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
  • C2
    • Names: Dicarbon source: wikidata, accessed: 2019-09-02, C2 source: wikidata, accessed: 2019-09-02, Diatomic carbon source: wikidata, accessed: 2019-09-02

Products:

  • 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
  • COCarbon monoxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02
    • Other names: Carbon monooxide source: wikipedia, accessed: 2019-09-27, Carbonous oxide source: wikipedia, accessed: 2019-09-27, Carbon(II) oxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Appearance: Colorless gas source: wikipedia, accessed: 2019-09-27; Odourless tasteless colourless compressed gas source: ICSC, accessed: 2019-09-04; Colorless, odorless gas. [Note: Shipped as a nonliquefied or liquefied compressed gas.] source: NIOSH NPG, accessed: 2019-09-02