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Q. The degeneracy of the level of hydrogen atom that has $- \frac{R_H}{16}$ energy is

Structure of Atom

Solution:

$E_{n}=-\frac{R_{ H }}{n^{2}}$

$\therefore -\frac{R_{ H }}{n^{2}}=-\frac{R_{ H }}{16}$

That is for fourth subshell

image

That is $1 + 3 + 5 + 7 = 16$

$\therefore $ Degeneracy is $16$