Ca + F2 → CaF2

This is an oxidation-reduction (redox) reaction:

2 F0 + 2 e- → 2 F-I (reduction)

Ca0 - 2 e- → CaII (oxidation)

F2 is an oxidizing agent, Ca is a reducing 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
  • F2
    • Names: Fluorine source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Fluorine-19 source: NIOSH NPG, accessed: 2019-09-02
    • Appearance: Yellow compressed gas with pungent odour source: ICSC, accessed: 2019-09-04; Pale-yellow to greenish gas with a pungent, irritating odor. source: NIOSH NPG, accessed: 2019-09-02

Products:

  • CaF2
    • Names: Calcium fluoride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04, Kalziumdifluorid source: wikidata, accessed: 2019-09-02, Kalziumfluorid source: wikidata, accessed: 2019-09-02
    • Appearance: White crystalline solid (single crystals are transparent) source: wikipedia, accessed: 2019-09-27; Colourless crystals or white hygroscopic powder source: ICSC, accessed: 2019-09-04