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An excited hydrogen atom returns to the ...

An excited hydrogen atom returns to the ground state . The wavelength of emitted photon is ` lambda` The principal quantum number of the excited state will be :

A

`[(lambdaR + 1)/(lambdaR)]^(1//2)`

B

`[lambdaR (lambdaR + 1)]^(1//2)`

C

`[(lambdaR )/(lambdaR-1)]^(1//2)`

D

`[(1)/(lambdaR (lambdaR + 1))]^(1//2)`

Text Solution

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The correct Answer is:
C
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