Published by:
CGP EDU Academic Team
Published on: August 21, 2026
The radius of inner most orbit of hydrogen atom is 
. What is the radius of third allowed orbit of hydrogen atom?
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Text Solution
Verified by ExpertsThe correct answer is:
r n ∝ ∝ 0.53 Å
r 3 = 9 × × 0.53 Å ⇒ ⇒ r 3 = 4.77 Å
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