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VMMC VMMC Medical Solved Paper-2009

  • question_answer
    Which of the following does not contain Mg?

    A) Magnetite      

    B)        Absestos            

    C) Magnesite         

    D) Camallite

    Correct Answer: A

    Solution :

    SO. Ore name                    Chemical formula Magnetite                             \[F{{e}_{3}}{{O}_{4}}\] Asbestos                             \[Ca[M{{g}_{3}}{{(Si{{O}_{3}})}_{4}}]\] Magnesite                          \[MgC{{O}_{3}}\] Carnallite                             \[KCl.MgC{{l}_{2}}.6{{H}_{2}}O\] Hence, magnetite does not contain Mg. It is an ore of iron.


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