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The possible value of l and m for the la...

The possible value of `l` and `m` for the last electron in the `Cl^(- )ion` are :

A

`1` and `2`

B

`2` and `+1`

C

`3` and `-1`

D

`1` and `-1`

Text Solution

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The correct Answer is:
D
`Cl^(-) = 1s^(2) 2s^(2) 2p^(6)3s^(2)3p^(6)`
For last `e^(-) n=3, l=1, m=pm1`
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