chemistry 0.0 / 5 ? ChemistryAtomsGCSEAQA Created by: megancheneyCreated on: 30-03-16 12:39 what is Relative Atomic Mass? The relative atomic mass of an element is the average mass of an atom, 1 of 5 what is an isotope? isotopes are atoms of an element that have the same number of protons, but a different number of neutrons. 2 of 5 why do the number of protons equal the number of electrons in an atom? The atoms have to have no charge so they have to balance each other out. 3 of 5 what is ionic bonding? the electrostatic attraction between two oppositely charged ions. 4 of 5 why do atoms react with each other? Atoms react with each other because they want to be stable. Atoms are s 5 of 5
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