Fe2O3 (s) + 3 H2 (g) 2 Fe (s) + 3 H2O (l)

This is an oxidation-reduction (redox) reaction:

6 H0 - 6 e- 6 HI (oxidation)

2 FeIII + 6 e- 2 Fe0 (reduction)

H2 is a reducing agent, Fe2O3 is an oxidizing agent.

Reactants:

  • Fe2O3Iron(III) oxide source: wikipedia, accessed on: 2019-09-27source: wikidata, accessed on: 2019-09-07
    • Other names: Ferric oxide source: wikipedia, accessed on: 2019-09-27source: ICSC, accessed on: 2019-09-04source: wikidata, accessed on: 2019-09-07source: NIOSH NPG, accessed on: 2019-09-02, Hematite source: wikipedia, accessed on: 2019-09-27, Ferric iron source: wikipedia, accessed on: 2019-09-27
    • Appearance: Red-brown solid source: wikipedia, accessed on: 2019-09-27; Reddish brown-to-black crystals or powder source: ICSC, accessed on: 2019-09-04; Reddish-brown solid. [Note: Exposure to fume may occur during the arc-welding of iron.] source: NIOSH NPG, accessed on: 2019-09-02; A fine, red powder of ferric oxide. [Note: Usually used in cake form or impregnated in paper or cloth.] source: NIOSH NPG, accessed on: 2019-09-02
  • H2
    • Names: Dihydrogen source: wikidata, accessed on: 2019-09-07, Hydrogen source: ICSC, accessed on: 2019-09-04source: wikidata, accessed on: 2019-09-07, H2 source: wikidata, accessed on: 2019-09-07
    • Appearance: Odourless colourless compressed gas source: ICSC, accessed on: 2019-09-04

Products:

  • Fe
    • Names: Iron source: wikidata, accessed on: 2019-09-07, Fe source: wikidata, accessed on: 2019-09-07, Element 26 source: wikidata, accessed on: 2019-09-07
  • H2OWater, oxidane source: wikipedia, accessed on: 2019-09-27
    • Other names: Water (H2O) source: wikipedia, accessed on: 2019-09-27, Hydrogen hydroxide (HH or HOH) source: wikipedia, accessed on: 2019-09-27, Hydrogen oxide source: wikipedia, accessed on: 2019-09-27
    • Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas source: wikipedia, accessed on: 2019-09-27