Question

What is atomic number

Answer 1

Atomic number is the number of protons present in the nucleus of an atom of an element. For example, the atomic number of Sodium(Na) is 11 as it has 11 protons in its nucleus.



Hope This Helps!

Answer 2

Hey!

Atomic number is the number of protons present in the nucleus of the atom of an element..

It is also identical to the charge of the nucleus..

It is the atomic number on which the periodic table is based..

Hope it helps^^