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The relation between radius of third orb...

The relation between radius of third orbit `r_(3)` and radius of first orbit `r_(1)` in hydrogen atom would be

A

`r_(3)=3r_(1)`

B

`r_(3)=9r_(1)`

C

`r_(1)=3r_(3)`

D

`r_(1)=9r_(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
`r=(n^(2)h^(2))/(4pi^(2)me^(2)z) i.e r propn^(2)`
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