2 (I)- + 2 (Fe)3+ → I2 + 2 (Fe)2+

This is an oxidation-reduction (redox) reaction:

2 I-I - 2 e- → 2 I0 (oxidation)

2 FeIII + 2 e- → 2 FeII (reduction)

I- is a reducing agent, Fe3+ is an oxidizing agent.

Reactants:

  • I-
  • Fe3+

Products:

  • I2
    • Names: Iodine source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Jod source: ICSC, accessed: 2019-09-04, Iode source: ICSC, accessed: 2019-09-04
    • Appearance: Bluish black or dark purple crystals with pungent odour source: ICSC, accessed: 2019-09-04; Violet solid with a sharp, characteristic odor. source: NIOSH NPG, accessed: 2019-09-02
  • Fe2+