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JEE Main & Advanced Chemistry Structure of Atom / परमाणु संरचना Question Bank Quantum number, Electronic configuration and Shape of orbitals

  • question_answer
    Which of the following represents the correct sets of the four quantum numbers of a \[4d\] electron [MNR 1992; UPSEAT 2001; J&K CET 2005]

    A)                 \[4,\,3,\,2,\,\frac{1}{2}\]              

    B)                 4, 2, 1, 0

    C)                 \[4,\,3,\,-2,\,+\frac{1}{2}\]         

    D)                 \[4,\,2,\,1,\,-\frac{1}{2}\]

    Correct Answer: D

    Solution :

                    For \[4d,n=4,l=2,m=-2,-1,0,+1,+2,\] \[s=+\frac{1}{2}\].


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