JCECE Engineering JCECE Engineering Solved Paper-2009

  • question_answer
    What are the metal ions present in carnallite?

    A) \[Mg,\,\,K\]                      

    B) \[Al,\,\,Na\]

    C) \[Na,\,\,Mg\]                   

    D)  \[Zn,\,\,Mg\]

    Correct Answer: A

    Solution :

    Formula of carnal lite is\[KCl\cdot MgC{{l}_{2}}\cdot 6{{H}_{2}}O\], so carnal lite contains \[K\] and\[Mg\].


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