The names transition and inner transition metals are used to indicate the element of:

Options

A. d-block elements only
B. f-block elements only
C. p-and-d-blocks element respectively
D. d-and f-blocks elements respectively

Answer

D

Explanation

In electron configuration of d-block element last electron filled in `(n - 1) d` subshell & these element placed between s-block and p-block element in periodic table. In f-block element, last electron filled in `(n - 2)` f-subshell and these elements are placed in third `B` group in transition element.
These element known as inner transition metal elements.