3 Ca + N2 → Ca3N2

This is an oxidation-reduction (redox) reaction:

3 Ca0 - 6 e- → 3 CaII (oxidation)

2 N0 + 6 e- → 2 N-III (reduction)

Ca is a reducing agent, N2 is an oxidizing agent.

Reactants:

  • Ca
    • Names: Calcium source: wikidata, accessed: 2019-09-07, Calcium (powder) source: ICSC, accessed: 2019-09-04, Ca source: wikidata, accessed: 2019-09-07
    • Appearance: Silvery-white-to-grey powder source: ICSC, accessed: 2019-09-04
  • N2
    • Names: Dinitrogen source: wikidata, accessed: 2019-09-07, Nitrogen (compressed gas) source: ICSC, accessed: 2019-09-04, Nitrogen (liquified) source: ICSC, accessed: 2019-09-04
    • Appearance: Odourless colourless compressed gas source: ICSC, accessed: 2019-09-04; Odourless colourless extremely cold liquid source: ICSC, accessed: 2019-09-04

Products:

  • Ca3N2 – Calcium nitride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: Tricalcium dinitride source: wikipedia, accessed: 2019-09-27
    • Appearance: Red-brown crystalline solid source: wikipedia, accessed: 2019-09-27