2. Solved Papers
  3. DUMET Medical

DUMET Medical DUMET Medical Solved Paper-2003

  • question_answer
    The number of \[C{{l}^{-}}\]ions around one \[N{{a}^{+}}\]in NaCI crystal lattice is :

    A)  10             

    B)  12

    C)  8             

    D)  6

    Correct Answer: C

    Solution :

    \[\because \] The coordination number of \[N{{a}^{+}}\] and \[C{{l}^{-}}\] both is 6 in NaCI.] \[\therefore \] \[C{{l}^{-}}\] ion is surrounded by 6 \[N{{a}^{+}}\] ions in \[NaCl\] crystal.


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