A radioactive isotope has the same number of protons as its stable parent atom, but differs in its number of what?
a) electrons
b) neutrons
c) galactrons
d) voltrons
please help me

Which statements describe polyatomic ions? check all that apply. polyatomic ions have many charges. polyatomic ions have one overall charge. polyatomic ions repel other ions to form ionic bonds. polyatomic ions attract other ions to form ionic bonds. polyatomic ions are made up of only one type of atom. polyatomic ions are made up of two or more types of atoms.

Which of these statements explains the difference between nuclear binding energy and the strong nuclear force ?

Why do oxygen have a strong attractive force for electrons