I2 (s) + 5 Cl2 (g) + 6 H2O (l) 2 HIO3 (aq) + 10 HCl (aq)

This is an oxidation-reduction (redox) reaction:

2 I0 - 10 e- 2 IV (oxidation)

10 Cl0 + 10 e- 10 Cl-I (reduction)

I2 is a reducing agent, Cl2 is an oxidizing agent.

Reactants:

  • I2
    • Names: Iodine source: ICSC, accessed on: 2019-09-04source: NIOSH NPG, accessed on: 2019-09-02, Jod source: ICSC, accessed on: 2019-09-04, Iode source: ICSC, accessed on: 2019-09-04
    • Appearance: Bluish black or dark purple crystals with pungent odour source: ICSC, accessed on: 2019-09-04; Violet solid with a sharp, characteristic odor. source: NIOSH NPG, accessed on: 2019-09-02
  • Cl2
    • Names: Chlorine source: ICSC, accessed on: 2019-09-04source: NIOSH NPG, accessed on: 2019-09-02, Molecular chlorine source: NIOSH NPG, accessed on: 2019-09-02
    • Appearance: Greenish-yellow compressed liquefied gas with pungent odour source: ICSC, accessed on: 2019-09-04; Greenish-yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.] source: NIOSH NPG, accessed on: 2019-09-02
  • H2OWater, oxidane source: wikipedia, accessed on: 2019-09-27
    • Other names: Water (H2O) source: wikipedia, accessed on: 2019-09-27, Hydrogen hydroxide (HH or HOH) source: wikipedia, accessed on: 2019-09-27, Hydrogen oxide source: wikipedia, accessed on: 2019-09-27
    • Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas source: wikipedia, accessed on: 2019-09-27

Products:

  • HIO3
    • Names: Iodic acid source: wikipedia, accessed on: 2019-09-27source: wikidata, accessed on: 2019-09-02, Iodic(V) acid source: wikipedia, accessed on: 2019-09-27, [IO2(OH)] source: wikidata, accessed on: 2019-09-02
    • Appearance: White solid source: wikipedia, accessed on: 2019-09-27
  • HClChlorane source: wikipedia, accessed on: 2019-09-27, Hydrogen chloride source: wikipedia, accessed on: 2019-09-27source: wikidata, accessed on: 2019-09-02source: ICSC, accessed on: 2019-09-04source: NIOSH NPG, accessed on: 2019-09-02
    • Other names: Hydrochloric acid source: wikipedia, accessed on: 2019-09-27source: NIOSH NPG, accessed on: 2019-09-02, Hydrochloric acid gas source: wikipedia, accessed on: 2019-09-27, HCl source: wikidata, accessed on: 2019-09-02
    • Appearance: Colorless, transparent liquid, fumes in air if concentrated source: wikipedia, accessed on: 2019-09-27; Colorless gas source: wikipedia, accessed on: 2019-09-27; Colourless compressed liquefied gas with pungent odour source: ICSC, accessed on: 2019-09-04; Colorless to slightly yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.] source: NIOSH NPG, accessed on: 2019-09-02