Match items of Column I with the items of Column II and assign the correct code :
Column I |
Column II |
(A) Cyanide process |
(1) Ultrapure Ge |
(B) Froth Floatation Process |
(2) Dressing of ZnS |
(C) Electrolytic reduction |
(3) Extraction of Al |
(D) Zone refining |
(4) Extraction of Au |
|
(5) Purification of Ni |
Code :
(i) A (4) B (2) C (3) D (1)
(ii) A (2) B (3) C (1) D (5)
(iii) A (1) B (2) C (3) D (4)
(iv) A (3) B (4) C (5) D (1)