1.

Which of the following set of quantum numbers is possible [AIIMS 2001]

A.                 \[n=3;\,\,l=2;\,\,m=2\] and \[s=+\frac{1}{2}\]
B.                 \[n=3;\,\,l=4;\,\,m=0\] and \[s=-\frac{1}{2}\]
C.                 \[n=4;\,l=0;\,\,m=2\] and \[s=+\frac{1}{2}\]
D.                 \[n=4;\,\,l=4;\,\,m=3\] and \[s=+\frac{1}{2}\]
Answer» B.                 \[n=3;\,\,l=4;\,\,m=0\] and \[s=-\frac{1}{2}\]


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