H2SO4 (aq) + 4 F2 (g) → 2 HF (aq) + SF6 (g) + 2 O2 (g)
This is an oxidation-reduction (redox) reaction:
8 F0 + 8 e- → 8 F-I (reduction)
4 O-II - 8 e- → 4 O0 (oxidation)
F2 is an oxidizing agent, H2SO4 is a reducing agent.
Reactants:
Products:
- HF – Fluorane
- Other names: Hydrofluoric acid , Hydrogen fluoride , Fluorhydric acid
- Appearance: Colorless solution ; Colourless gas or colourless liquid (below 19.5 °C) ; Colourless gas or colourless fuming liquid with pungent odour ; Colourless fuming liquid with pungent odour ; Colorless gas or fuming liquid (below 67°F) with a strong, irritating odor. [Note: Shipped in cylinders.]
- SF6 – Sulfur hexafluoride , Hexafluoro-λ6-sulfane
- O2