3 Br2 + 2 Ga → 2 GaBr3

This is an oxidation-reduction (redox) reaction:

6 Br0 + 6 e- → 6 Br-I (reduction)

2 Ga0 - 6 e- → 2 GaIII (oxidation)

Br2 is an oxidizing agent, Ga is a reducing agent.

Reactants:

  • Br2
    • Names: Bromine source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Molecular bromine source: NIOSH NPG, accessed: 2019-09-02
    • Appearance: Fuming red-to-brown liquid with pungent odour source: ICSC, accessed: 2019-09-04; Dark reddish-brown, fuming liquid with suffocating, irritating fumes. source: NIOSH NPG, accessed: 2019-09-02
  • Ga
    • Names: Gallium source: wikidata, accessed: 2019-09-07, Ga source: wikidata, accessed: 2019-09-07, Element 31 source: wikidata, accessed: 2019-09-07

Products:

  • GaBr3
    • Names: Gallium(III) bromide (dimer) source: wikipedia, accessed: 2019-09-27, Gallium tribromide source: wikipedia, accessed: 2019-09-27, Gallium(III) bromide source: wikidata, accessed: 2019-09-02
    • Appearance: White powder source: wikipedia, accessed: 2019-09-27