Question

explain the chemical processes to extract metal from their oxide ores for-
(i) metals at top of reactivity series
(ii) metals at middle and
(iii) metals low in reactivity series

Answer 1

(i) electrolysis of metal
(ii) calcination for carbon ores and roasting for sulphide Ore.
(iii) reduction of ores with low reactivity.
hope it helps you....

Answer 2

Hie disha .............