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In context of the lanthanoids, which of ...

In context of the lanthanoids, which of the following statements is not correct?

A

Because of similar properties the separation of lanthanoids is not easy

B

Availability of 4f electrons results in the formation of compounds in +4 state for all the members of the series

C

There is a gradual decrease in the radii of the members with increasing atomic number in the series

D

All the members exhibit +3 oxidation state

Text Solution

Verified by Experts

The correct Answer is:
B
Common oxidation state is +3.
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