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 then processed to obtain iron oxide for extracting the metal. Iron is also called Ferrum in Latin. The valency of the metal is 2 and https://collinfgeec.madmouseblog.com/19500705/the-5-second-trick-for-b4c