atom-bond polarizability

abbreviation: HMO
https://doi.org/10.1351/goldbook.AT06993
A quantity used in perturbation HMO theory as a measure of the change in electron density, q, of atom m caused by a change in the resonance integral, β, of bond rs: πm,rs=qmβrs
Source:
PAC, 1999, 71, 1919. (Glossary of terms used in theoretical organic chemistry) on page 1924 [Terms] [Paper]