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The radius of La^(+) (at no 57) is 1.06Å...

The radius of `La^(+)` (at no 57) is `1.06Å`. What may be the radius of `Lu^(3+)`(at no.71)?

A

`1.06Å`

B

`0.85Å`

C

`1.60Å`

D

`1.40Å`

Text Solution

Verified by Experts

The correct Answer is:
B
Due to lanthanoid contraction .
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