Q Bases accept ____H+_______ or produce ___OH____ _____________8 ___ _________ = electrons in the outermost shell _________________________= pure matter (substances) that cannot be separated into simpler matter (substances) by ordinary laboratory processes ___________Neutron________________= subatomic particle that is neutral ___________________ = type of bond in which there is an unequal sharing of electrons between atoms with different electronegativities ___ _____inonic__________________= The sharing of a pair of electrons by two atoms ___ ___covalent_____________________ = an interaction between atoms in which electrons are either shared or transferred in such a way as to fill their valence shells