Question

$\large\mathbb\blue{\fcolorbox{blue}{black}{Question}}$

Not considering the electronic spin, the degeneracy. of the second excited state (n = 3) of atom is 9, while the degeneracy of the second excited state of
${H}^{ - } is$

Please give solution

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Answer 1

Answer:

12 is the answer hope it helps you

Answer 2

Referred to the attachment

Explanation:

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