same

more

less

may be less or mote depending on size

same atomic number and different masses

same chemical properties but different atomic numbers

different masses and different atomic numbers

different chemical properties and same atomic numbers

protons in the nucleus

electrons in me nucleus

neutrons in the nucleus

electrons in the atom

protons and neutrons in an atom

protons and electrons in an atom

neutrons and electrons in an atom

protons and neutrons in a nucleus

mass number

atomic number

chemical properties

position in periodic table