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What is the ratio of radii of the first ...

What is the ratio of radii of the first successive odd orbits of hydrogen atom?

A

`9:1`

B

`1:9`

C

`1:3`

D

`3:1`

Text Solution

Verified by Experts

`r_n=0.529xxn^2A^(@)`
Successive first odd orbits are 1 and 3
`(r_1)/(r_3)=(0.529xx1^2)/(0.529xx3^2)=(1)/(2)=1:9`
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