Question

How to find atomic number, mass number , number of electrons,protons and neutrons ?

Answer 1

Answer:

The number of electrons in a neutral atom is equal to the number of protons. The mass number of the atom (M) is equal to the sum of the number of protons and neutrons in the nucleus. The number of neutrons is equal to the difference between the mass number of the atom (M) and the atomic number (Z).

Answer 2

Explanation:

You have to learn the periodic table , if you learn table it means you had learn the atomic number of elements .

Mass number is always the half of atomic number .

By electron configration , you can easily learn no. of protons , neutrons and electrons .