S8 + 8 O2 → 8 SO2
This is an oxidation-reduction (redox) reaction:
8 S0 - 32 e- → 8 SIV (oxidation)
16 O0 + 32 e- → 16 O-II (reduction)
S8 is a reducing agent, O2 is an oxidizing agent.
Reactants:
- S8
- O2
Products:
- SO2 – Sulfur dioxide
- Other names: Sulfurous anhydride , Sulphur dioxide , Sulfurous acid anhydride
- Appearance: Colorless gas ; Colourless gas or compressed liquefied gas with pungent odour ; Colorless gas with a characteristic, irritating, pungent odor. [Note: A liquid below 14°F. Shipped as a liquefied compressed gas.]