3 C (s) + 2 Ag2SeO3 (s) → 3 CO2 (g) + 2 Ag2Se (s)

This is an oxidation-reduction (redox) reaction:

2 SeIV + 12 e- → 2 Se-II (reduction)

3 C0 - 12 e- → 3 CIV (oxidation)

Ag2SeO3 is an oxidizing agent, C is a reducing agent.

Reactants:

  • C
    • Names: Carbon black source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Acetylene black source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Channel black source: wikidata, accessed: 2019-09-02source: NIOSH NPG, accessed: 2019-09-02
    • Appearance: Odourless black pellets or extremely fine powder source: ICSC, accessed: 2019-09-04; Black, odorless solid. source: NIOSH NPG, accessed: 2019-09-02
  • Ag2SeO3
    • Names: Silver selenite source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02, Silver(I) selenite source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02
    • Appearance: Crystalline needles source: wikipedia, accessed: 2019-09-28

Products:

  • CO2
    • Names: Carbon dioxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, {{plainlist| source: wikipedia, accessed: 2019-09-27, CO2 source: wikidata, accessed: 2019-09-02
    • Appearance: Colorless gas source: wikipedia, accessed: 2019-09-27; Odourless colourless compressed liquefied gas source: ICSC, accessed: 2019-09-04; Colorless, odorless gas. [Note: Shipped as a liquefied compressed gas. Solid form is utilized as dry ice.] source: NIOSH NPG, accessed: 2019-09-02
  • Ag2Se
    • Names: Silver(I) selenide source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02, Naumannite source: wikipedia, accessed: 2019-09-28