Frontier Molecular Orbitals · HOMO meets LUMO
unseel.com · reactivity from two orbitals · Fukui, Nobel 1981
HOMO-LUMO gap wide
Electron flow 0
Stage two molecules approach
Donor levels (nucleophile)
Acceptor levels (electrophile)
HOMO (filled frontier)
LUMO (empty frontier)
Electron / phase lobe
Unseel.com · Frontier MO Theory