Question

what is atomic number? in shot answer​

Answer 1

Answer:

The atomic number or proton number of a chemical element is the number of protons found in the nucleus of every atom of that element. The atomic number uniquely identifies a chemical element. It is identical to the charge number of the nucleus.

Answer 2

the number of protons that a chemical element has in its centre (nucleus).

here is your answer mate in simple language and short.