1.

Identify the FALSE statement.

Answer»

ACTINIDES have oxidation states of `+2` and `+3`.
Zr and Hf OCCUR in nature TOGETHER since their ionic radii are almost same.
The seperation of lanthanides is difficult since the ionic radii of the lanthanides are very CLOSE to each other.
The transition elements exhibit colour as they ABSORB energy for d-p transition.

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