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The lanthanide contraction is responsibl...

The lanthanide contraction is responsible for the fact that

A

`Zr` and `Y` have about the same radius

B

`Zr` and `Nb` have similar oxidation state

C

`Zr` and `Hf` have about the same radius

D

`Zr` and `Ce` have the same oxidation state.

Text Solution

Verified by Experts

The correct Answer is:
C
Due to poor shielding of `(n-2)` f-electrons, size of `Zr` and `Hf` remain same.
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