The correct set of quantum numbers for t...

The correct set of quantum numbers for the unpaired electron of chlorine atom is

A

`n = 2, l = 1, m = 0`

B

`n = 2, l = 1, m = 1`

C

`n = 3, l = 1, m = 1`

D

`n = 3, l = 0, m = 0`

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The correct Answer is:

C

`._(17)Cl = 1s^(2)2s^(2)2p^(2)3s^(2)3p^(5)`. One unpaired electron in 3p orbital, n = 3, l = 1, m = 1`.

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