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The ratio of the radii of the first thre...

The ratio of the radii of the first three Bohr orbit in H atom is

A

`1 : (1)/(2) : (1)/(3)`

B

`1 : 2 : 3`

C

`1 : 4 : 9`

D

`1 : 8 : 27`

Text Solution

Verified by Experts

The correct Answer is:
C
`r_(n)=n^(2)" ":. r_(1): r_(2) : r_(3)=1 : 4 : 9`
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