6 BrO2 + 6 OH- → 5 BrO3- + (Br)- + 3 H2O

This is an oxidation-reduction (redox) reaction:

BrIV + 5 e- → Br-I (reduction)

5 BrIV - 5 e- → 5 BrV (oxidation)

BrO2 is both an oxidizing and a reducing agent (disproportionation (dismutation)).

Reactants:

  • BrO2
  • OH- – Hydroxide source: wikipedia, accessed: 2019-09-27
    • Other names: Hydroxide ion source: wikidata, accessed: 2019-09-07

Products:

  • BrO3-
  • Br-
  • 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