Published by:
CGP EDU Academic Team
Published on: August 13, 2026
What is the radius ratio of the 
excited state of H -atom and 
excited state of 
?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
excited state means, 
is present in 
shell of hydrogen,
excited state means, 
exist in 
shell of 
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