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BHU PMT BHU PMT (Mains) Solved Paper-2008

  • question_answer
    Which one contains both iron and copper?

    A)  Cuprite               

    B)  Chalcocite

    C)  Chalcopyrite                     

    D)  Malachite

    Correct Answer: C

    Solution :

                     Ore                       Chemical composition Cuprite                 \[C{{u}_{2}}O\] Chalcocite           \[C{{u}_{2}}S\] Chalcopyrite      \[CuFe{{S}_{2}}\] Malachite            \[Cu{{(OH)}_{2}}.CuC{{O}_{3}}\] In these ores, chalcopyrite\[(CuFe{{S}_{2}})\]contains both iron and copper.


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