Fe + FeS2 → 2 FeS

This is an oxidation-reduction (redox) reaction:

2 S-I + 2 e- → 2 S-II (reduction)

Fe0 - 2 e- → FeII (oxidation)

FeS2 is an oxidizing agent, Fe is a reducing agent.

Reactants:

  • Fe
    • Names: Iron source: wikidata, accessed: 2019-09-07, Fe source: wikidata, accessed: 2019-09-07, Element 26 source: wikidata, accessed: 2019-09-07
  • FeS2
    • Names: Ferrous disulfide source: wikidata, accessed: 2019-09-02, Fool's gold source: wikidata, accessed: 2019-09-02, Iron disulfide source: wikidata, accessed: 2019-09-02

Products:

  • FeS
    • Names: Iron(II) sulfide source: wikipedia, accessed: 2019-09-27, Iron sulfide source: wikipedia, accessed: 2019-09-27, Ferrous sulfide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Appearance: Gray, sometimes in lumps or powder source: wikipedia, accessed: 2019-09-27