Match items of Column I with the items of Column II and assign the correct code : Column I Column II (A) Cyanide process (i) Ultrapure Ge
Match items of 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 | ||
Code :
| A | B | C | D | |
| (a) | (i) | (ii) | (iii) | (iv) |
| (b) | (iii) | (iv) | (v) | (i) |
| (c) | (iv) | (ii) | (iii) | (i) |
| (d) | (ii) | (iii) | (i) | (v) |
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