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  3. Chemistry
  4. Zr (Z = 40) and Hf (Z = 72) have similar atomic and ionic radii because of

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Q. $Zr (Z = 40) $ and $Hf (Z = 72)$ have similar atomic and ionic radii because of

AMUAMU 2014

Solution:

Due to lanthanoid contraction $Z r$ and $H F$ has similar atomic and ionic radii.