RAJASTHAN PMT Rajasthan - PMT Solved Paper-1996

  • question_answer
    The density of Na greater than \[K\]. The reason is:

    A)  there are eight electrons in third shell of \[K\]

    B)                         the size of \[Na\] is shorter than \[K\]

    C)                         ionization potential of \[Na\] is lesser than \[K\]

    D)                         Atomic wt. of \[K\] is more than of \[Na\]

    Correct Answer: A

    Solution :

    The density of \[Na\] greater than K. Because only eight electron in third shell of K.


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