4 Fe2O3 (s) + 3 CH4 (g) → 8 Fe (s) + 3 CO2 (g) + 6 H2O (l)
This is an oxidation-reduction (redox) reaction:
3 C-IV - 24 e- → 3 CIV (oxidation)
8 FeIII + 24 e- → 8 Fe0 (reduction)
CH4 is a reducing agent, Fe2O3 is an oxidizing agent.
Reactants:
- Fe2O3 – Iron(III) oxide
- Other names: Ferric oxide , Hematite , Ferric iron
- Appearance: Red-brown solid ; Reddish brown-to-black crystals or powder ; Reddish-brown solid. [Note: Exposure to fume may occur during the arc-welding of iron.] ; A fine, red powder of ferric oxide. [Note: Usually used in cake form or impregnated in paper or cloth.]
- CH4 – Methane , Carbane (never recommended)
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