Question

The concentrated ore are generally converted into oxides because

(a) oxides are generally unstable

(b) oxides generally have high melting point

(c) oxides are easier to reduce

(d) All of the above

Answer 1

(c) oxides are easier to reduce

Carbonate and sulphide ores are usually converted into oxides during the process of extraction because metals can be easily extracted by the reduction of their oxides rather than from their carbonates and sulphides.