The atomic number of an element matches the number ofGroup of answer choicesprotons in the nucleus of an atom.electrons in an ion of the same atom.neutrons in the nucleus.nucleons in the nucleus.

The atomic number of an element is defined as the number of ___________ in an atom of that element.A  protonsB  neutronsC  electronsD  nucleons*1 pointABCD

The Atomic Number of an element is equal to:AThe mass of the atom.BThe number of neutrons.CThe number of protons.DThe number of protons + neutrons.

Which distinguishes an atom of one element from an atom of a different element?*1 pointthe number of protonsthe number of neutronsthe number of electronsthe number of neutrons and protons

Isotopes of an element have the same number ofA. protons and electrons.B. protons and neutrons.C. neutrons and electrons.D. protons, neutrons and electrons

An atom's atomic number is determined by the number of(1 Point)protons in its nucleusnucleons in its nucleuselectrons in its nucleusneutrons in its nucleus