Radiation coming from transitions 
to 
of hydrogen atoms fall on 
ions in 
and 
states. The possible transition of helium ions as they absorb energy from the radiation, is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Energy released for transition 
to 
of hydrogen atom
For 
ion 
to 
to 
to 
to 
Energy required for transition of 
for 
to 
matches exactly with energy released in transition of 
for 
to 
.
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