subatomic particles
the subatomic particle with a positive charge
what is a proton
this term represents protons on the periodic table
atomic number
the subatomic particle with a negative charge
what is an electron
this term is represented by the formula "protons plus neutrons"
mass number
the subatomic particle that is neutral in charge
what is a neutron
this term is found on the periodic table and shows the average mass of elements
average atomic mass
the subatomic particles found in the nucleus
what are protons and neutrons
12C
the name of this isotope notation
nuclear notation
the subatomic particle that tells you the identity of an element
what is a proton
potassium-40
the name of this isotope notation
hyphen notation