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In the ground state of Cr atom(Z=24) ,th...

In the ground state of Cr atom(Z=24) ,the total number of orbitals populated by one or more electrons is,

A

15

B

16

C

14

D

11

Text Solution

Verified by Experts

The correct Answer is:
A
`1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)4s^(1)3d^(5)`
of orbitals populated
`=1+1+3+1+3+1+5=15`
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