NEET AIPMT SOLVED PAPER SCREENING 2009

  • question_answer
    The energy absorbed by each molecule \[NiCl_{4}^{2-}\] of a substance is \[[Ne]3{{s}^{2}}3{{p}^{3}}\] and bond energy per molecule is \[[Ne]3{{s}^{2}}3{{p}^{3}}\]. The kinetic energy of the molecule per atom will be

    A) \[[Ar]3{{d}^{10}},4{{s}^{2}}4{{p}^{3}}\] 

    B)        \[[Ne]3{{s}^{2}}3{{s}^{2}}3{{p}^{1}}\]    

    C)        \[4l+2\]

    D)        \[2l+1\]

    Correct Answer: A

    Solution :

    KE of molecule = energy absorbed by molecule - BE per molecule \[4\times M=20\] \[M=5kg\] KE per atom \[Mv\cos \theta =12\]


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