2 PbSO4 (s) → 2 PbO (s) + 2 SO2 (g) + O2 (g)

This is an oxidation-reduction (redox) reaction:

2 SVI + 4 e- → 2 SIV (reduction)

2 O-II - 4 e- → 2 O0 (oxidation)

PbSO4 is an oxidizing agent, PbSO4 is a reducing agent.

Reactants:

  • PbSO4 – Lead(II) sulfate source: wikipedia, accessed: 2019-09-27
    • Other names: Anglesite source: wikipedia, accessed: 2019-09-27, Fast white source: wikipedia, accessed: 2019-09-27, Milk white source: wikipedia, accessed: 2019-09-27
    • Appearance: White solid source: wikipedia, accessed: 2019-09-27

Products:

  • PbO
    • Names: Lead(II) oxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Lead(ii) oxide source: ICSC, accessed: 2019-09-04, Lead monoxide source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04
    • Appearance: Red or yellow powder source: wikipedia, accessed: 2019-09-27; Red-to-yellow crystals 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
  • O2
    • Names: Dioxygen source: wikidata, accessed: 2019-09-07, Oxygen source: ICSC, accessed: 2019-09-04source: wikidata, accessed: 2019-09-07, Oxygen (liquefied) source: ICSC, accessed: 2019-09-04
    • Appearance: Odourless compressed gas source: ICSC, accessed: 2019-09-04; Liquefied gas. colourless-to-blue extremely cold liquid source: ICSC, accessed: 2019-09-04