Which of the following does the atomic number of an atom represent?
the number of protons in the atom
the number of protons in the atom
the number of neutrons in the atom
the number of neutrons in the atom
the number of particles outside the nucleus of the atom
the number of particles outside the nucleus of the atom
the number of particles in the nucleus of the atom
1 answer
the number of protons in the atom
1 answer