3 H2SO4 (aq) + Fe2O3 (s) → Fe2(SO4)3 (s) + 3 H2O (l)
This is an acid-base reaction (neutralization): H2SO4 is an acid, Fe2O3 is a base.
Reactants:
- H2SO4 – Sulfuric acid
- 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.]
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