2 Au2O3 → 4 Au + 3 O2

This is an oxidation-reduction (redox) reaction:

4 AuIII + 12 e- → 4 Au0 (reduction)

6 O-II - 12 e- → 6 O0 (oxidation)

Au2O3 is an oxidizing agent, Au2O3 is a reducing agent.

Reactants:

  • Au2O3 – Gold(III) oxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: Gold trioxide source: wikipedia, accessed: 2019-09-27, Gold sesquioxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Digold trioxide source: wikidata, accessed: 2019-09-02
    • Appearance: Red-brown solid source: wikipedia, accessed: 2019-09-27

Products:

  • Au
    • Names: Gold source: wikidata, accessed: 2019-09-07, Au source: wikidata, accessed: 2019-09-07, Element 79 source: wikidata, accessed: 2019-09-07, Aurum source: wikidata, accessed: 2019-09-07
  • O2
    • Names: Dioxygen source: wikidata, accessed: 2019-09-07, Oxygen source: ICSC, accessed: 2019-09-04source: wikidata, accessed: 2019-09-07, Oxygen (liquefied) source: ICSC, accessed: 2019-09-04
    • Appearance: Odourless compressed gas source: ICSC, accessed: 2019-09-04; Liquefied gas. colourless-to-blue extremely cold liquid source: ICSC, accessed: 2019-09-04