Valence 3/E

allowed AO's appear applied approach approximation arises associated assumed atom axis band bond calculations called carbon Chapter character charge coefficients combination complete configuration consider considerable constant corresponding crystal density depends described determined diagram direction discussion distance effect electron electronegativity energy equal equation exactly example expected fact factor field follows four function give given hybrids hydrogen important increased indicated integrals interaction ionic leads levels ligand localized lone pair means metal method MO's molecular molecule negative normalized noted nucleus observed obtain occupied occurs operations orbitals origin overlap pair plane positive possible potential probability Problem properties quantum quantum mechanics reason referred region represented repulsion respectively ring separate shell shown shows similar simple single structure symmetry Table tetrahedral theory units usually valence values wavefunction