Question

Match items in Column – I with the items of Column – II and assign the correct code.

Column – I	Column – II
A. Cyanide process	(i) Ultrapure Ge
B. Froth floatation process	(ii) Dressing of ZnS
C. Electrolytic reduction	(iii) Extraction of Al
D. Zone refining	(iv) Extraction of Au
	(v) Purification of Ni

विकल्प

• A - (i), B - (ii), C - (iii), C - (iv)

• A - (iii), B - (iv), C - (v), C - (i)

• A - (iv), B - (ii), C - (iii), C - (i)

• A - (ii), B - (iii), C - (i), C - (v)

Answer 1

A - (iv), B - (ii), C - (iii), C - (i)