4 Rb + O2 → 2 Rb2O

This is an oxidation-reduction (redox) reaction:

4 Rb0 - 4 e- → 4 RbI (oxidation)

2 O0 + 4 e- → 2 O-II (reduction)

Rb is a reducing agent, O2 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
  • O2
    • Names: Dioxygen source: wikidata, accessed: 2019-09-07, Oxygen source: ICSC, accessed: 2019-09-04source: wikidata, accessed: 2019-09-07, Oxygen (liquefied) source: ICSC, accessed: 2019-09-04
    • Appearance: Odourless compressed gas source: ICSC, accessed: 2019-09-04; Liquefied gas. colourless-to-blue extremely cold liquid source: ICSC, accessed: 2019-09-04

Products:

  • Rb2O – Rubidium oxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: Rubidium(I) oxide source: wikipedia, accessed: 2019-09-27, Dirubidium oxide source: wikipedia, accessed: 2019-09-27, Rb₂O source: wikidata, accessed: 2019-09-02
    • Appearance: Yellow solid source: wikipedia, accessed: 2019-09-27