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In order to refine blister copper it is ...

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

A

To expel the dissolved gases in blister copper

B

To bring the impurities to surface and oxidise them

C

To increase carbon content of copper

D

To reduce the metallic oxide impurities with hydrocarbon gases liberated from the wood

Text Solution

Verified by Experts

The correct Answer is:
D
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