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

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Select the ore(s) which have two different metal atoms.

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Correct option: D

Both (1) and (2)

Option D (Both (1) and (2)) is correct because Chromite (

\mathrm{FeO} . \mathrm{Cr}_2 \mathrm{O}_3

) contains iron and chromium, and Chalcopyrite (

\mathrm{CuFeS}_2

) contains copper and iron.

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