Bi2O3 + 2 NaClO + 2 NaOH → 2 NaBiO3 + 2 NaCl + H2O

This is an oxidation-reduction (redox) reaction:

2 BiIII - 4 e- → 2 BiV (oxidation)

2 ClI + 4 e- → 2 Cl-I (reduction)

Bi2O3 is a reducing agent, NaClO is an oxidizing agent.

Reactants:

  • Bi2O3 – Bismuth trioxide source: wikipedia, accessed: 2019-09-27, Bismuth(III) oxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Bismite (mineral) source: wikipedia, accessed: 2019-09-27
    • Other names: Bismite source: wikipedia, accessed: 2019-09-27, Bismuth sesquioxide source: wikipedia, accessed: 2019-09-27
    • Appearance: Yellow crystals or powder source: wikipedia, accessed: 2019-09-27
  • NaClO – Sodium hypochlorite source: wikipedia, accessed: 2019-09-28
    • Other names: A source: wikipedia, accessed: 2019-09-28, Ntiformin|Bleach|Chloride of soda}}'In dilution:'C source: wikipedia, accessed: 2019-09-28, Arrel-Dakin solution|Modified Dakin's solution|Surgical chlorinated soda solution}} source: wikipedia, accessed: 2019-09-28
    • Appearance: Greenish-yellow solid (pentahydrate) source: wikipedia, accessed: 2019-09-28; Clear slightly yellow solution with characteristic odour source: ICSC, accessed: 2019-09-04; Clear slightly yellow solution with characteristic odour source: ICSC, accessed: 2019-09-04
  • NaOH
    • Names: Sodium hydroxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Caustic soda source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Lye source: wikidata, accessed: 2019-09-02
    • Appearance: White, waxy, opaque crystals source: wikipedia, accessed: 2019-09-27; White hygroscopic solid in various forms source: ICSC, accessed: 2019-09-04; Colorless to white, odorless solid (flakes, beads, granular form). source: NIOSH NPG, accessed: 2019-09-02

Products:

  • NaBiO3
    • Names: Sodium bismuthate source: wikidata, accessed: 2019-09-02
  • NaCl – Sodium chloride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: {{unbulleted list source: wikipedia, accessed: 2019-09-27, Salt source: wikidata, accessed: 2019-09-02, Table salt source: wikidata, accessed: 2019-09-02
    • Appearance: Colorless cubic crystals source: wikipedia, accessed: 2019-09-27
  • 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