class of chemical compounds composed of iron and oxygen
Most iron oxide is mined as iron ore. Every year millions of tons go into blast furnaces to make iron.
Various iron oxidesEdit
- Iron(III) oxide, reddish, commonly known as rust, found in the earth as haematite
- Iron(II,III) oxide, magnetic, black, found in the earth as magnetite
- Iron(II) oxide, black, rare, flammable, not stable at room temperature
- Iron(II) hydroxide, dark green hydrated iron oxide