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JEE CHEMISTRY MCQ: STRUCTURE OF ATOM

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Which set of quantum number are not possible

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Correct option: B

\begin{array}{cccccccccccccccccccc} n&l&m&s\\ 2&2&1&{ + 1/2} \end{array}

Option B (n=2, l=2, m=1, s=+1/2) is not possible because the value of l cannot be equal to n; l must be less than n.

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