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NEET levelSingle correct optionDifficulty 1 of 3as116

For the principal quantum number $n = 3$ , the allowed values of the azimuthal quantum number $l$ are

A0, 1, 2, 3
B-2, -1, 0, 1, 2
C1, 2, 3
D0, 1, 2

Answer: D

l

runs from

0

to

n - 1

. For

n = 3

these are

0, 1, 2

(3s, 3p, 3d).

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