Mg + 2 H2O Mg(OH)2 + H2

This is an oxidation-reduction (redox) reaction:

2 HI + 2 e- 2 H0 (reduction)

Mg0 - 2 e- MgII (oxidation)

H2O is an oxidizing agent, Mg is a reducing agent.

Reactants:

  • Mg
    • Names: Magnesium source: wikidata, accessed on: 2019-09-07, Magnesium (powder) source: ICSC, accessed on: 2019-09-04, Magnesium (pellets) source: ICSC, accessed on: 2019-09-04
    • Appearance: Grey powder source: ICSC, accessed on: 2019-09-04; Silvery-white metallic solid in various forms source: ICSC, accessed on: 2019-09-04
  • 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

Products:

  • Mg(OH)2Magnesium hydroxide source: wikipedia, accessed on: 2019-09-27source: wikidata, accessed on: 2019-09-02
    • Other names: Magnesium dihydroxide source: wikipedia, accessed on: 2019-09-27source: wikidata, accessed on: 2019-09-02, Milk of magnesia source: wikipedia, accessed on: 2019-09-27source: wikidata, accessed on: 2019-09-02, Magnesia, [Milk of] source: wikidata, accessed on: 2019-09-02
    • Appearance: White solid source: wikipedia, accessed on: 2019-09-27
  • 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