2 Na2O2 + 2 CO2 2 Na2CO3 + O2

This is an oxidation-reduction (redox) reaction:

2 O-I - 2 e- 2 O0 (oxidation)

2 O-I + 2 e- 2 O-II (reduction)

Na2O2 is both an oxidizing and a reducing agent (disproportionation (dismutation)).

Reactants:

  • Na2O2
    • Names: Sodium peroxide source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04, Disodium dioxide source: wikipedia, accessed: 2019-09-28, Flocool source: wikipedia, accessed: 2019-09-28
    • Appearance: Yellow to white powder source: wikipedia, accessed: 2019-09-28; Yellow-to-white powder source: ICSC, accessed: 2019-09-04
  • CO2
    • Names: Carbon dioxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, {{plainlist| source: wikipedia, accessed: 2019-09-27, CO2 source: wikidata, accessed: 2019-09-02
    • Appearance: Colorless gas source: wikipedia, accessed: 2019-09-27; Odourless colourless compressed liquefied gas source: ICSC, accessed: 2019-09-04; Colorless, odorless gas. [Note: Shipped as a liquefied compressed gas. Solid form is utilized as dry ice.] source: NIOSH NPG, accessed: 2019-09-02

Products:

  • Na2CO3Sodium carbonate source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: Soda ash source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04, Washing soda source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Soda crystals source: wikipedia, accessed: 2019-09-27
    • Appearance: White solid, hygroscopic source: wikipedia, accessed: 2019-09-27; White hygroscopic powder 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