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Which of the following statements concer...

Which of the following statements concering lanthanide elements is false ?

A

All lanthanides are highly dense metals.

B

More characteristic oxidation state of lanthanide elements is +3.

C

Lanthanides are separated from one another by ion exchange method.

D

Ionic radii of tricalent lanthanides stradily increases with increases in the atomic number.

Text Solution

Verified by Experts

The correct Answer is:
D
Ionic radii of tracalent lanthanides decrease with increase in atomic number.
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