What are s,p,d and f block elements ?

What are 'd' and 'f' block elements ?

Explain how the elements are classified into s,p,d, and f - block elements in the periodic table and give the advantages of this kind of classification

Given the outer electronic configuration of s,p,d and f-block elements.

Write the general outer electronic configuration of s-,p-,d- and f-block elements.

s and p block elements are called