Question
Question: Although zirconium belongs to 4d transition series and Hafnium to 5d transition series even then the...
Although zirconium belongs to 4d transition series and Hafnium to 5d transition series even then they show similar physical and chemical properties because
A
Both belong to d- block
B
Both have same number of electrons
C
Both have similar atomic radius
D
Both belong to the same group of the periodic table.
Answer
Both have similar atomic radius
Explanation
Solution
Due to lanthanoid contraction Zr and Hf have nearly equal size.