List - I | List-II |
a. Mercury | i. Vapour phase refining |
b. copper | ii. Distillation refining |
c. Silicon | iii. Electrolytic refining |
d. Nickel | iv. Zone Refining |
We know these -
(a) Mercury --------> Distillation refining
(b) Copper --------> Electrolytic refining
(c) Silicon --------> Zone refining
(d) Nickel --------> Vapour phase refining.
Therefore, the Correct option is (3)
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