2 HCl2 + 2 Zn 2 ZnCl2 + H2

This is an oxidation-reduction (redox) reaction:

2 Zn0 - 4 e- 2 ZnII (oxidation)

2 HII + 4 e- 2 H0 (reduction)

Zn is a reducing agent, HCl2 is an oxidizing agent.

Reactants:

  • HCl2
  • Zn
    • Names: Zinc source: wikidata, accessed on: 2019-09-07, Zinc powder (pyrophoric) source: ICSC, accessed on: 2019-09-04, Zn source: wikidata, accessed on: 2019-09-07
    • Appearance: Grey-to-blue powder source: ICSC, accessed on: 2019-09-04

Products:

  • ZnCl2Zinc chloride source: wikipedia, accessed on: 2019-09-28source: wikidata, accessed on: 2019-09-02source: ICSC, accessed on: 2019-09-04
    • Other names: Zinc(II) chloride source: wikipedia, accessed on: 2019-09-28source: wikidata, accessed on: 2019-09-02, Zinc dichloride source: wikipedia, accessed on: 2019-09-28source: ICSC, accessed on: 2019-09-04, Butter of zinc source: wikipedia, accessed on: 2019-09-28source: wikidata, accessed on: 2019-09-02source: ICSC, accessed on: 2019-09-04
    • Appearance: White crystalline solid | hygroscopic and very deliquescent source: wikipedia, accessed on: 2019-09-28; White hygroscopic odourless solid in various forms source: ICSC, accessed on: 2019-09-04; White particulate dispersed in air. source: NIOSH NPG, accessed on: 2019-09-02
  • H2
    • Names: Dihydrogen source: wikidata, accessed on: 2019-09-07, Hydrogen source: ICSC, accessed on: 2019-09-04source: wikidata, accessed on: 2019-09-07, H2 source: wikidata, accessed on: 2019-09-07
    • Appearance: Odourless colourless compressed gas source: ICSC, accessed on: 2019-09-04