2. Solved Papers
  3. JEE Main & Advanced

JEE Main & Advanced JEE Main Paper (Held On 22 April 2013)

  • question_answer
    Which one of the following statements about packing in solids in incorrect?     JEE Main  Online Paper (Held On 22 April 2013)

    A)  Coordination number in bee mode of packing is 8

    B)  Coordination number in hcp mode of packing is 12.

    C)  Void space in hcp mode of packing is 32%

    D)  Void space in ccp mode of packing in 26%

    Correct Answer: C

    Solution :

     The \[hcp\] arrangement of atoms occupies 74% of the available space and thus has 26% vacant space.


You need to login to perform this action.
You will be redirected in 3 sec spinner