Question

(1) what is atomic number? explain.
(2)what is atomic mass number? explain.​

Answer 1

Hey Mate..

1) Atomic number means the number of protons that a chemical element has in its centre.

2) It is the total number of protons and neutrons in an atomic nucleus.

HOPE IT HELPS

MARK AS BRAINLIEST

Answer 2

1. ATOMIC NUMBER -

                              The no. of protons that a chemical element has in its centre

2. ATOMIC MASS -

                               It is a mass of single atom of an chemical element .

 Hope it helps you .. mark as brainlieast plzzzzzzzzzz