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The wave length of the radiation emitted...

The wave length of the radiation emitted by Hydrogen when compared to `He^(+)` ion is

A

2 times that of `He^(+)` ion

B

3 times that of `He^(+)` ion

C

4 times that of `He^(+)` ion

D

Same as `He^(+)`

Text Solution

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The correct Answer is:
C
`(1)/(lambda) prop Z^(2)`
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