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Which of the following statements about ...

Which of the following statements about lanthanldes is an incorrect one

A

All lanthanides are highly dense metals.

B

Lanthanides have common oxidation state of +3`

C

Ionic radii of trivalent lanthanides steadily increases with increase in atomic number.

D

Lanthanides are separated from one another by ion exchange method.

Text Solution

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The correct Answer is:
C
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