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

`1.6 Å`

B

`1.4 Å`

C

`1.06 Å`

D

`0.85 Å`

Verified by Experts

The correct Answer is:

D

Due to lanthanide contration left to size decreases.

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