Question

write a principal of zone refining method in refining of metals

Answer 1

1.As the heater moves, the molten zone of the rod also moves along with it.

2.As a result, pure metal crystallises out of the melt, and the impurities pass to the adjacent molten zone.

3.This process is repeated several times, which leads to the segregation of impurities at one end of the rod.

Answer 2

Explanation:

reduction various methods of refining are employed but the most common one is the electrolytic refining

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