Question

This question is about the structures of atoms
a) Define the term proton
number,​

Answer 1

Explanation:

The atomic number or proton number (symbol Z) of a chemical element is the number of protons (and mass number is the sum of protons and neutrons) 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 by ex moderator raghav ⭐⭐

Answer 2

Answer:

The atomic number or proton number (symbol Z) of a chemical element is the number of protons (and mass number is the sum of protons and neutrons) 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.