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In order to refine "copper" it is melted...

In order to refine "copper" it is melted in a furnace and it is stirred with green logs of wood. The purpose is :-

A

to increase the carbon content of copper.

B

to bring the impurities to surface and oxidize them.

C

to reduce the metallic oxide impurities with hydrocarbon gasses liberated from the wood.

D

to expel the dissolved gases in blister copper.

Text Solution

Verified by Experts

The correct Answer is:
C
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