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The radius of hydrogen atom in the groun...

The radius of hydrogen atom in the ground state is `0.53 Å`, the radius of `Li^(2+)` in the similar state is 

A

`1.06 A^@`

B

`0.265 A^@`

C

`0.175 A^@`

D

`0.53 A^@`

Text Solution

Verified by Experts

The correct Answer is:
C
`r = (n^2)/(Z) (0.529) A^@ , ` for `Li^(2+) (Z=2) , n=1`
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