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Byju's Answer
Standard XII
Chemistry
Planck's Quantum Hypothesis
The angular m...
Question
The angular momentum of an electron in hydrogen atom for
n
=
4
, is
A
h
2
π
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B
3
h
2
π
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C
h
π
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D
2
h
π
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Solution
The correct option is
D
2
h
π
By Bohr’s postulate, angular momentum is given by,
L
=
n
h
2
π
L
=
4
h
2
π
(
∵
n
=
4
)
L
=
2
h
π
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