SEARCH Articles Figures Tables Lowest unoccupied molecular orbital . square-planar Molecular orbital theory for square planar Molecular orbitals square planar complex Nonbonding orbitals square planar complexes Orbital, empty planar alignment Orbitals planar relationships Orbitals square planar Planar molecules with delocalized orbitals Square planar complex orbitals Square-planar complexes molecular orbital bonding Square-planar complexes, effect orbitals Square-planar orbitals, coordinate system Trigonal planar arrangement hybrid orbitals Trigonal planar shape hybrid orbitals