6 CuO + 4 BrF3 → 6 CuF2 + 2 Br2 + 3 O2

This is an oxidation-reduction (redox) reaction:

4 BrIII + 12 e- → 4 Br0 (reduction)

6 O-II - 12 e- → 6 O0 (oxidation)

BrF3 is an oxidizing agent, CuO is a reducing agent.

Reactants:

  • CuO – Copper(II) oxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: Cupric oxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Copper monoxide source: wikidata, accessed: 2019-09-02, Copper oxide source: wikidata, accessed: 2019-09-02
    • Appearance: Black to brown powder source: wikipedia, accessed: 2019-09-27
  • BrF3
    • Names: Bromine trifluoride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Appearance: Straw-coloured liquid | hygroscopic source: wikipedia, accessed: 2019-09-27

Products:

  • CuF2 – Copper difluoride source: wikipedia, accessed: 2019-09-27
    • Other names: Copper(II) fluoride source: wikipedia, accessed: 2019-09-27, Cupric fluoride; Copper fluoride; Copper (2+) Difluoride source: wikipedia, accessed: 2019-09-27, Cupric fluoride source: wikidata, accessed: 2019-09-02
    • Appearance: White crystalline powder | When hydrated: Blue source: wikipedia, accessed: 2019-09-27
  • 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
  • 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