2 H2 + WO2 2 H2O + W

This is an oxidation-reduction (redox) reaction:

WIV + 4 e- W0 (reduction)

4 H0 - 4 e- 4 HI (oxidation)

WO2 is an oxidizing agent, H2 is a reducing agent.

Reactants:

  • H2
    • Names: Dihydrogen source: wikidata, accessed: 2019-09-07, Hydrogen source: ICSC, accessed: 2019-09-04source: wikidata, accessed: 2019-09-07, H2 source: wikidata, accessed: 2019-09-07
    • Appearance: Odourless colourless compressed gas source: ICSC, accessed: 2019-09-04
  • WO2
    • Names: Tungsten(IV) oxide source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02, Tungsten dioxide source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02
    • Appearance: Bronze solid source: wikipedia, accessed: 2019-09-28

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
  • W
    • Names: Tungsten source: wikidata, accessed: 2019-09-07source: NIOSH NPG, accessed: 2019-09-02, Tungsten (powder) source: ICSC, accessed: 2019-09-04, W source: wikidata, accessed: 2019-09-07
    • Appearance: Grey-to-white powder source: ICSC, accessed: 2019-09-04; Hard, brittle, steel-gray to tin-white solid. source: NIOSH NPG, accessed: 2019-09-02