heterolysis (heterolytic)

https://doi.org/10.1351/goldbook.H02809
The cleavage of a covalent bond so that both bonding electrons remain with one of the two fragments between which the bond is broken, e.g.
Heterolytic bond fission is a feature of many bimolecular reactions in solution (e.g.electrophilic substitution, nucleophilic substitution).
See also: homolysis, heterolytic bond-dissociation energy
Source:
PAC, 1994, 66, 1077. (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1120 [Terms] [Paper]
Citation: 'heterolysis' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.H02809 RIS BibTex EndNote
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