Complex sentence: More sophisticated theories are valence bond theory which includes orbital hybridization and resonance, and the linear combination of atomic orbitals molecular orbital method) which includes ((ligand field theory. Electrostatics) are used to describe bond polarities and the effects they have on chemical substances.
Split into simpler sentences: More sophisticated theories are valence bond theory which includes orbital hybridization and resonance, and the linear combination of atomic orbitals molecular orbital method which includes ligand field theory. Electrostatics are used to describe bond polarities and the effects they have on chemical substances.