1.2Fe + 3Cl2 =点燃= 2FeCl32. Fe(OH)3 + 3HCl == FeCl3 + 3H2O3. 2FeCl2 + Cl2 == 2FeCl34. Fe2(SO4)3 + 3BaCl2 == 3BaSO4(沉淀) + 2FeCl3
1.2Fe + 3Cl2 =点燃= 2FeCl32. Fe(OH)3 + 3HCl == FeCl3 + 3H2O3. 2FeCl2 + Cl2 == 2FeCl34. Fe2(SO4)3 + 3BaCl2 == 3BaSO4(沉淀) + 2FeCl3
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