The oxidation state of Cu and Fe in Chalcopyrite is respectively:

+ 2, + 2

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+ 1, + 2

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+ 1, + 3

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+ 2, + 1

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Solution

The correct option is C $+ 1, + 3$
Chakcopysite is an iron +copper ore.It' s formula is $C u F e S_{2}$ . It is a sulphide ore in it $C u$ is present in +1 oxidation state and iron is present in +3 oxidation state. It is a naturally occurring ore.

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C u

F e

+ 1

+ 3

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