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JEE CHEMISTRY MCQ: GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

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Which of the following is the chief ore of copper?
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Correct option: C
CuFeS2\mathrm{CuFe}{\mathrm{S}_2}
Option C (CuFeS2\mathrm{CuFe}{\mathrm{S}_2}) is correct because copper pyrite (chalcopyrite) is the most abundant and chief ore of copper.

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