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The radius ratio of Bohr's first orbit o...

The radius ratio of Bohr's first orbit of hydrogen like species `He^(+),Li^(2+),Be^(3+)` is

A

`3:4:6`

B

`2:3:4`

C

`6:4:3`

D

`4:3:2`

Text Solution

Verified by Experts

The correct Answer is:
C
`r_(He^(+)):r_(Li^(2+)):r_(Be^(3+))=(0.529)/(2):(0.529)/(3):(0.529)/(4)`
`=6:4:3`.
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