Relacionar Columnas Atomic Structure MatchingVersión en línea 8.5AB por Courtney Cox 1 Stable Atom 2 valence electrons 3 charge of electrons 4 nucleus 5 atomic mass = 6 charge of neutron 7 Reactive Atom 8 cloud 9 charge proton no charge, 0 protons + neutrons area surround the nucleus negative - electrons farthest from the nucleus, responsible for reactivity/bonding sad atom, doesn't have a full valence shell (less then 8) so it wants to bond with others positive + center of an atom, contains protons and neutrons happy atom! Has a full valence shell (8ve-)