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Identify x,y,z for the following metallu...

Identify x,y,z for the following metallurgical process :
metal sulphide `overset(x)rarr` meta oxide `overset(y)rarr` impure meta `overset(z)rarr` pure metal
generally x,y and z are respectively:

A

roasting, smelting, electrolysis

B

roasting, calcination, smelting

C

calcination, auto-reduction, bassermerisation

D

none

Text Solution

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The correct Answer is:
A
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