J & K CET Medical J & K - CET Medical Solved Paper-2011

  • question_answer
    The second ionization energies of Li, Be, B and C are in the order

    A)  \[Li>C>B>Be\] 

    B)  \[Li>B>C>Be\]

    C)  \[B>C>Be>Li\] 

    D)  \[Be>C>B>Li\]

    Correct Answer: B

    Solution :

                    The order of second ionization energies of Li, Be, B and C are as
    Element: Li     >      B     >     C    >    Be
    \[I{{E}_{2}}\](kJ \[mo{{l}^{-1}}\]): 7297 2427 2354 1757


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