KCET 2015 Chemistry Solved Paper

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Question : 13 of 60

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

Copper has more affinity for oxygen than Sulphur at high temperature.
Iron has less affinity for oxygen than Sulphur at high temperature.
Copper has less affinity for oxygen than Sulphur at high temperature.
Sulphur has less affinity for oxygen at high temperature.

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