5 I2 + 4 Sb → 2 Sb2I5

This is an oxidation-reduction (redox) reaction:

10 I0 + 10 e- → 10 I-I (reduction)

4 Sb0 - 10 e- → 4 Sb5/2 (oxidation)

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

Reactants:

  • 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
  • Sb
    • Names: Antimony source: wikidata, accessed: 2019-09-07source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Sb source: wikidata, accessed: 2019-09-07, Element 51 source: wikidata, accessed: 2019-09-07
    • Appearance: Silver-white lustrous hard brittle lumps or dark grey powder source: ICSC, accessed: 2019-09-04; Silver-white, lustrous, hard, brittle solid; scale-like crystals; or a dark-gray, lustrous powder. source: NIOSH NPG, accessed: 2019-09-02

Products:

  • Sb2I5