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Question
The electron belongs to the angular momentum of an ein a Bohr's orbit of H atom is 4.2178 × 1034 Kg.m2.Sec1.
Options:
A .  K - shell
B .  L - shell
C .  N - shell
D .  M - shell
Answer: Option C
:
C
nh2π=4.2178×1034
n = 2π×4.2178×1034h
=2×3.14×4.2178×10346.625×1034
n = 4
N-shell

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