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The shortest wavelength of H-atom in Lym...

The shortest wavelength of H-atom in Lyman series is x, then longest wavelength in Balmer series of `He^(+)` is

A

`(9x)/5`

B

`(36x)/5`

C

`x/4`

D

`(5x)/9`

Text Solution

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The correct Answer is:
A
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