The Chemical formula of Iron III oxide is Fe2O3. It is actually attained from a mineral ore referred to as hematite. It really is mined after which processed to get iron oxide for extracting the metal. Iron is also called Ferrum in Latin. The valency of this metal is 2 https://spherical-tungsten-powder26925.smblogsites.com/38927038/helping-the-others-realize-the-advantages-of-titanium-nitride