Published by:
CGP EDU Academic Team
Published on: August 13, 2026
What transition in 
ion shall have the same wave number as the first line in Balmer series of hydrogen atom?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
For H -atom, first Balmer line is 
transition.
… .(i)
For 
… ..(ii)
On comparing (i) and (ii):
transition of 
ion shall have the same wavenumber as first line of the Balmer series in H -atom.
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