Question

How can you get determine an atomic number?

Answer 1

$\mathbb{\huge{\pink{ANSWER}}}$

Calculate the number of neutrons. Now you know that atomic number = number of protons, and mass number = number of protons + number of neutrons. To find the number of neutrons in an element, subtract the atomic number from the mass number.

Answer 2

Atomic no. is the no. of protons present in an atom .

So, by knowing the no. of protons in an atom you can know or determine the atomic number .

Hope this helps you !!!