The formula of most abundant copper ore, chalcopyrite is:

C u F e S_{2}

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C u_{2} S

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C u F e_{2} S

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C u_{2} F e S

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Solution

The correct option is A $C u F e S_{2}$
The most common ore is chalcopyrite $C u F e S_{2}$ . This has a metallic lustre and is similar in appearance to pyrites but is more copper coloured.

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C u F e S_{2}

C u F e S_{2}

Which process is used to purify blister copper during the extraction of pure copper from chalcopyrite?

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