Question

what is atomic number​

Answer 1

Answer:

Atomic number, the number of a chemical element in the periodic system, whereby the elements are arranged in order of increasing number of protons in the nucleus. Accordingly, the number of protons, which is always equal to the number of electrons in the neutral atom, is also the atomic number. Eg -An atom of iron has 26 protons in its nucleus; therefore the atomic number of iron is 26.

Answer 2

Explanation:

Atomic number - It is the total number of protons in an atom of an element

Or

It is the total number of electrons in a electrically nuetral atom of an element