The magnitude of the orbital angular momentum of an electron is given by \( \mathrm{L}=\sqrt{5} ...

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The magnitude of the orbital angular momentum of an electron is given by \( \mathrm{L}=\sqrt{5} \mathrm{~h} / \pi \). How many orbitals of this kind are possible, belonging to an orbit?
(a) 4
(b) 5
(c) 11
(d) 9
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