N2H4 (aq) + 2 O2 (g) → 2 H2O2 (aq) + N2 (g)

This is an oxidation-reduction (redox) reaction:

2 N-II - 4 e- → 2 N0 (oxidation)

4 O0 + 4 e- → 4 O-I (reduction)

N2H4 is a reducing agent, O2 is an oxidizing agent.

Reactants:

  • N2H4 – Hydrazine source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02
    • Other names: Diamine; source: wikipedia, accessed: 2019-09-27, Diazane source: wikidata, accessed: 2019-09-02, Tetrahydridodinitrogen source: wikidata, accessed: 2019-09-02
    • Appearance: Colorless, fuming, oily liquid source: wikipedia, accessed: 2019-09-27; Colourless fuming oily hygroscopic liquid with pungent odour source: ICSC, accessed: 2019-09-04; Colorless, fuming, oily liquid with an ammonia-like odor. [Note: A solid below 36°F.] source: NIOSH NPG, accessed: 2019-09-02
  • 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

Products:

  • H2O2 – Hydrogen peroxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: NIOSH NPG, accessed: 2019-09-02
    • Other names: Dioxidane source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Oxidanyl source: wikipedia, accessed: 2019-09-27, Perhydroxic acid source: wikipedia, accessed: 2019-09-27
    • Appearance: Very light blue color; colorless in solution source: wikipedia, accessed: 2019-09-27; Colourless liquid source: ICSC, accessed: 2019-09-04; Colorless liquid with a slightly sharp odor. [Note: The pure compound is a crystalline solid below 12°F. Often used in an aqueous solution.] source: NIOSH NPG, accessed: 2019-09-02
  • N2
    • Names: Dinitrogen source: wikidata, accessed: 2019-09-07, Nitrogen (compressed gas) source: ICSC, accessed: 2019-09-04, Nitrogen (liquified) source: ICSC, accessed: 2019-09-04
    • Appearance: Odourless colourless compressed gas source: ICSC, accessed: 2019-09-04; Odourless colourless extremely cold liquid source: ICSC, accessed: 2019-09-04