A combination of iron and oxygen that is found in nature and also manufactured. Iron oxide is used in pigments and coatings such as the surfaces of magnetic tapes and disks. Iron bonds to oxygen ...

It is so hot in the blast furnace that carbon monoxide is the reducing agent which reduces the iron(III) oxide. The equation for the reduction of iron(III) oxide in the blast furnace is: ...

in which iron reacts with water and oxygen to form hydrated iron (III) oxide. Essentially, the metal is naturally returning ...