2 Ag2O (s) → 4 Ag (s) + O2 (g)

This is an oxidation-reduction (redox) reaction:

4 AgI + 4 e- → 4 Ag0 (reduction)

2 O-II - 4 e- → 2 O0 (oxidation)

Ag2O is an oxidizing agent, Ag2O is a reducing agent.

Reactants:

  • Ag2O – Silver(I) oxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: Silver oxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Silver rust source: wikipedia, accessed: 2019-09-27, Argentous oxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Silver monoxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Appearance: Black/ brown cubic crystals source: wikipedia, accessed: 2019-09-27

Products:

  • Ag
    • Names: Silver source: wikidata, accessed: 2019-09-07source: ICSC, accessed: 2019-09-04, Ag source: wikidata, accessed: 2019-09-07, Element 47 source: wikidata, accessed: 2019-09-07
    • Appearance: White metal. turns dark on exposure to ozone, hydrogen sulfide or sulfur source: ICSC, accessed: 2019-09-04
  • 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