The Chemical formula of Iron III oxide is Fe2O3. It can be obtained from a mineral ore named hematite. It truly 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 three. When https://modtp-cas-no-72030-25-249370.thezenweb.com/top-latest-five-titanium-nitride-urban-news-77205598