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Hydrogen spectrum and spectral series
NEET level
Single correct option
Difficulty 1 of 3
as062
A large collection of hydrogen atoms is excited to the
n
=
4
level. The maximum number of different spectral lines that can be emitted as they return to lower levels is
A
3
B
4
C
6
D
10
Answer: C
Number of lines
=
n
(
n
−
1
)
/2
=
4
×
3/2
=
6
.
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