Periodic Table and Periodicity

Question

The reduction in atomic size with increase in atomic number is a characteristic of elements of

Accepted Answer

Option D. This can't be … - block elements as … block means only lanthanides and actinides but we know lanthanide contraction happens on the elements before lantanidine elements also. So, radius also decrease for those element when increase the atomic number.

More on Periodic Table and Periodicity

Periodic Table and Periodicity

More on Periodic Table and Periodicity