2 C2H4 (g) + O2 (g) → 2 CH3CHO (l)

This is an oxidation-reduction (redox) reaction:

2 C-II - 6 e- → 2 CI (oxidation)

2 C-II + 2 e- → 2 C-III (reduction)

2 O0 + 4 e- → 2 O-II (reduction)

C2H4 is a reducing agent, C2H4 is an oxidizing agent, O2 is an oxidizing agent.

Reactants:

  • C2H4 – Ethene source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04
    • Other names: Ethylene source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04, CH2=CH2 source: wikidata, accessed: 2019-09-02, H2C=CH2 source: wikidata, accessed: 2019-09-02, R-1150 source: wikidata, accessed: 2019-09-02
    • Appearance: Colorless gas source: wikipedia, accessed: 2019-09-27; Colourless compressed gas with characteristic odour 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

Products:

  • CH3CHO – Acetaldehyde source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Ethanal source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02
    • Other names: Acetic aldehyde source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Ethyl aldehyde source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Acetylaldehyde source: wikipedia, accessed: 2019-09-27, NSC 7594 source: wikidata, accessed: 2019-09-02
    • Appearance: Colourless liquid source: wikipedia, accessed: 2019-09-27; Gas or colourless liquid with pungent odour source: ICSC, accessed: 2019-09-04; Colorless liquid or gas (above 69°F) with a pungent, fruity odor. source: NIOSH NPG, accessed: 2019-09-02