What determines an atom’s identity?(1 point)

Responses

the valence number
the valence number

the number of neutrons
the number of neutrons

the number of protons
the number of protons

the number of electrons

the number of electrons

The correct answer is: the number of protons. The number of protons in an atom determines its identity. This is because each element has a unique atomic number, which corresponds to the number of protons in its atoms.