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The number of unpaired electrons present...

The number of unpaired electrons present in the first excited state of chlorine atom is

A

15

B

10

C

6

D

3

Text Solution

Verified by Experts

The correct Answer is:
C
`2.55= 13.6xx1xx [1/(n_A^2) - 1/(n_B^2)] , n_A = 2 , n_B=4`
no. of photons emitted `= (4xx 3)/(2) = `6
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