• # question_answer Which of the following statements is not correct for an electron that has the quantum numbers $n=4$ and $m=2$ [MNR 1993] A)                 The electron may have the quantum number $s=+\frac{1}{2}$ B)                 The electron may have the quantum number $l=2$ C)                 The electron may have the quantum number $l=3$ D)                 The electron may have the quantum number $l=0,\,1,\,2,\,3$

m cannot be greater than $l\,(=\,0,\,1).$