What is the name of the most common ore of iron and what is its chemical formula?
(a) Give the chemical names and formulae of main ores of (i) aluminium (ii) iron (iii) zinc.
(b) Which impurities are present in bauxite.
(c) What is red mud, how is it removed?
The following substances are put into the blast furnace when manufacturing iron: coke, ore, limestone, and hot air.
In these substances what is the name of the most common ore of iron and what is its chemical formula?
Name one ore of Iron and write its chemical formula?