P block elements

D and F block elements

D and f block elements

The f -block elements of the periodic table contains those element in which

Why the f -block elements are called inner transition elements?

In the long or modern form of the periodic table, the element in the periodic table have been divided into four blocks, s-p-d -and f -. Each period begins with the filling of new energy shell. Two series of f -block elements are placed at the bottom of the periodic table. The element with Z=39 belongs to

For d block elements the first ionization potential is of the order

How many s -block elements are known ?

Give general electronic configuration of f -block elements.

Give five characteristics of d -block elements.

Give general electronic configuration of s- block elements.