HgSO2 → Hg + SO2

This is an oxidation-reduction (redox) reaction:

SII - 2 e- → SIV (oxidation)

HgII + 2 e- → Hg0 (reduction)

HgSO2 is a reducing agent, HgSO2 is an oxidizing agent.

Reactants:

  • HgSO2

Products:

  • Hg
    • Names: Mercury source: wikidata, accessed: 2019-09-07source: ICSC, accessed: 2019-09-04, Hg source: wikidata, accessed: 2019-09-07, Quicksilver source: wikidata, accessed: 2019-09-07source: ICSC, accessed: 2019-09-04
    • Appearance: Odourless heavy mobile silvery liquid metal source: ICSC, accessed: 2019-09-04
  • SO2 – Sulfur dioxide source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02source: NIOSH NPG, accessed: 2019-09-02
    • Other names: Sulfurous anhydride source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04, Sulphur dioxide source: ICSC, accessed: 2019-09-04source: wikidata, accessed: 2019-09-02, Sulfurous acid anhydride source: wikidata, accessed: 2019-09-02source: NIOSH NPG, accessed: 2019-09-02
    • Appearance: Colorless gas source: wikipedia, accessed: 2019-09-28; Colourless gas or compressed liquefied gas with pungent odour source: ICSC, accessed: 2019-09-04; Colorless gas with a characteristic, irritating, pungent odor. [Note: A liquid below 14°F. Shipped as a liquefied compressed gas.] source: NIOSH NPG, accessed: 2019-09-02