1.

The correct set of quantum numbers (n, I and m respectively) for the unpaired electron of chlorine atom is

Answer»

`2, 1, 0`
`2, 1, 1`
`3,1,1`
`3,2,1`

Solution :`""_(17)Cl-1s^(2)2s^(2)2p^(6)3s^(2)3p_(x)^(2)3p_(y)^(2)3p_(z)^(1)`
For `3p_(1)` electron n = 3, L = 1 , m = -1 , 0 or + 1.


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