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The point of dissimilarity between lanth...

The point of dissimilarity between lanthanides and actinic is

A

three outermost shells are partially filled

B

they show oxidation state of `+3` (common)

C

they are called inner transition elements

D

they are radioactive

Text Solution

Verified by Experts

The correct Answer is:
D
Lanthanides and actinides both are not radioactive Except promethium , all lanthanides are non-radioactive While all actinides are radioactive.
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