Question

give the chemical name and formula of the main ores (i)aluminum(ii)iron​

Answer 1

Answer:

(i)aluminum=bauxite.Main ore of aluminium is bauxite whose chemical formula is Al2O(OH)4.

(ii)iron=

Name. Formula wt % Fe

----------- ---------------- --------------

Magnetite. Fe3O4 72.36

Hematite Fe2O3 69.94

Goethite FeO(OH) 62.58

Limonite FeO(OH).n(H2O) 52 (n = 1)