8 H+ + Cr2O72- + 3 H2C2O4 7 H2O + 6 CO2 + 2 (Cr)3+

This is an oxidation-reduction (redox) reaction:

6 CIII - 6 e- 6 CIV (oxidation)

2 CrVI + 6 e- 2 CrIII (reduction)

H2C2O4 is a reducing agent, Cr2O72- is an oxidizing agent.

Reactants:

  • H+
  • Cr2O72-
  • 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
  • Cr3+