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Identify the incorrect statement ?...

Identify the incorrect statement ?

A

`La(OH)_(3)` is less basic than `Lu(OH)_(3)`

B

In Lanthanoid series, the ionic radius of `M^(3+)` decreases

C

La is a transition metal rather than a member of Lanthanoid series

D

Atomic radii of Zr and Hf are the same due to lanthanoid contraction.

Text Solution

Verified by Experts

The correct Answer is:
A
(a) `La(OH)_(3)` is more basic than `Lu(OH)_(3)` due to lanthanoid contraction.
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