PtCl4 → PtCl2 + Cl2

This is an oxidation-reduction (redox) reaction:

PtIV + 2 e- → PtII (reduction)

2 Cl-I - 2 e- → 2 Cl0 (oxidation)

PtCl4 is an oxidizing agent, PtCl4 is a reducing agent.

Reactants:

  • PtCl4 – Platinum(IV) chloride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: Platinum tetrachloride source: ICSC, accessed: 2019-09-04source: wikidata, accessed: 2019-09-02, Platinum (IV) chloride source: ICSC, accessed: 2019-09-04
    • Appearance: Brown-red powder source: wikipedia, accessed: 2019-09-27; Red-brown powder or crystals source: ICSC, accessed: 2019-09-04

Products:

  • PtCl2 – Platinum(II) chloride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: Platinous chloride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Platinium dichloride source: wikidata, accessed: 2019-09-02, Muriate of platinum source: wikidata, accessed: 2019-09-02
    • Appearance: Olive green crystals source: wikipedia, accessed: 2019-09-27
  • Cl2
    • Names: Chlorine source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Molecular chlorine source: NIOSH NPG, accessed: 2019-09-02
    • Appearance: Greenish-yellow compressed liquefied gas with pungent odour source: ICSC, accessed: 2019-09-04; Greenish-yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.] source: NIOSH NPG, accessed: 2019-09-02