H2C2O4 (aq) H2O (l) + CO2 (g) + CO (g)

This is an oxidation-reduction (redox) reaction:

CIII + e- CII (reduction)

CIII - 1 e- CIV (oxidation)

H2C2O4 is both an oxidizing and a reducing agent (disproportionation (dismutation)).

This is a gas evolution reaction, CO2 and CO is the formed gas.

Reactants:

  • H2C2O4Oxalic acid source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Ethanedioic acid source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02
    • Other names: Wood bleach source: wikipedia, accessed: 2019-09-27, Oxalic acid dihydrate source: wikidata, accessed: 2019-09-02source: NIOSH NPG, accessed: 2019-09-02, H2ox source: wikidata, accessed: 2019-09-02
    • Appearance: White crystals source: wikipedia, accessed: 2019-09-27; Hygroscopic colourless crystals or white powder source: ICSC, accessed: 2019-09-04; Colorless, odorless powder or granular solid. [Note: The anhydrous form (COOH)2 is an odorless, white solid.] source: NIOSH NPG, accessed: 2019-09-02

Products:

  • H2OWater, oxidane source: wikipedia, accessed: 2019-09-27
    • Other names: Water (H2O) source: wikipedia, accessed: 2019-09-27, Hydrogen hydroxide (HH or HOH) source: wikipedia, accessed: 2019-09-27, Hydrogen oxide source: wikipedia, accessed: 2019-09-27
    • Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas source: wikipedia, accessed: 2019-09-27
  • 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, CO2 source: wikidata, accessed: 2019-09-02, Carbonic acid gas source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, 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
  • COCarbon monoxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02
    • Other names: Carbon monooxide source: wikipedia, accessed: 2019-09-27, Carbonous oxide source: wikipedia, accessed: 2019-09-27, Carbon(II) oxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Appearance: Colorless gas source: wikipedia, accessed: 2019-09-27; Odourless tasteless colourless compressed gas source: ICSC, accessed: 2019-09-04; Colorless, odorless gas. [Note: Shipped as a nonliquefied or liquefied compressed gas.] source: NIOSH NPG, accessed: 2019-09-02