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What is the full degeneracy of the n =3 ...

What is the full degeneracy of the `n =3` state of a H-atom in the absence of a magnetic field?

A

4

B

10

C

8

D

18

Text Solution

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The correct Answer is:
D

no of orbitals `=n^(2)` and `e^(-1) = 2n^(2)`
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