2 Rb + 2 H2O → 2 RbOH + H2

This is an oxidation-reduction (redox) reaction:

2 Rb0 - 2 e- → 2 RbI (oxidation)

2 HI + 2 e- → 2 H0 (reduction)

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

Reactants:

  • Rb
    • Names: Rubidium source: wikidata, accessed: 2019-09-07, Rb source: wikidata, accessed: 2019-09-07, Element 37 source: wikidata, accessed: 2019-09-07
  • H2O – Water, 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

Products:

  • RbOH – Rubidium hydroxide (+1) source: wikipedia, accessed: 2019-09-27
    • Other names: Rubidium hydroxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, RbOH source: wikidata, accessed: 2019-09-02, EINECS 215-186-0 source: wikidata, accessed: 2019-09-02, Rubidium monohydroxide source: wikidata, accessed: 2019-09-02
    • Appearance: Grayish-white solid | hygroscopic source: wikipedia, accessed: 2019-09-27
  • 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