Classwork Exercise and Series (Chemistry – SS3): Metal And Their Compounds

Aluminium Aluminium is the most common metal in the Earth's crust, making up 7.5% by mass. Its main ore is bauxite-a clay mineral which you can think of as impure aluminium oxide. It is the most important element in group III. Extraction of Aluminium Aluminium is obtained largely from the ore bauxite (Al2O3.2H2O). Its production [...]