NEET 2021 Chemistry question

Chemistry The d and f-Block Elements NEET 2021

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

(A)Belonging to same group
(B)Diagonal relationship
(C)Lanthanoid contractionCorrect
(D)Having similar chemical properties

Answer: (C)

Solution

Question ID VK-016236