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Quantum Number

For each valu...

Question

For each value of l, the possible values of $m_{l}$ are _____.

A

(2l + 1)

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B

2l

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C

(2l - 1)

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D

2(l + 1)

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Solution

The correct option is A (2l + 1)
Possible values of magnetic quantum number ( $m_{l}$ ) ranging from $- l$ to $+ l$ .
Therefore,
m = (2l +1)

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