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Tardigrade
Question
Chemistry
Which of the following value of n1 in the relationship (1/λ)=R((1/n12)-(1/n22)) is correct when n2>n1 corresponds to Paschen lines in the hydrogen spectrum?
Q. Which of the following value of
n
1
in the relationship
λ
1
=
R
(
n
1
2
1
−
n
2
2
1
)
is correct when
n
2
>
n
1
corresponds to Paschen lines in the hydrogen spectrum?
1389
221
J & K CET
J & K CET 2001
Report Error
A
1
B
2
C
3
D
4
Solution:
For Paschen series in hydrogen spectrum
n
1
=
3
,
n
2
=
4
,
5
,
6
…
∞
.
λ
1
=
R
(
3
2
1
−
n
2
2
1
)