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The first emission line in the H-atom sp...

The first emission line in the H-atom spectrum in the Balmer series appears at:

A

`(5R)/(36 ) cm^(-1)`

B

`(3R)/(4)cm^(-1)`

C

`(7R )/(144)cm^(-1)`

D

`(9R )/(400 ) cm^(-1)`

Text Solution

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The correct Answer is:
A
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