1.

Copper is extracted from pyrites by heating in a Bessemer converter. The method is based onthe principle that

Answer»

Copper has less affinity for OXYGEN than sulphur at HIGH temperature
Copper has moreaffinity for oxygen than sulphur at high temperature
Sulphur has less affinity for oxygen at high temperature
IRON has less affinity for oxygen than sulphur at high temperature

Answer :B


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