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JEE Main & Advanced Chemistry The Solid State / ठोस प्रावस्था Question Bank Crystal packing

  • question_answer
    The number of equidistant oppositely charged ions in a sodium chloride crystal is             [MP PET 2001]

    A)                 8             

    B)                 6

    C)                 4             

    D)                 2

    Correct Answer: B

    Solution :

                    In rock salt structure the co-ordination number of \[N{{a}^{+}}:C{{l}^{-}}\] is \[6:6\].


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