Lewis acid–base theory
E585208
Lewis acid–base theory is a chemical framework that defines acids as electron-pair acceptors and bases as electron-pair donors, broadening the concept of acid–base reactions beyond proton transfer.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
acid–base theory
ⓘ
concept in chemistry ⓘ |
| allowsClassificationOf | species without hydrogen as acids or bases ⓘ |
| applicableTo |
coordination chemistry
ⓘ
inorganic chemistry ⓘ non-protonic acid–base reactions ⓘ organic reaction mechanisms ⓘ |
| broadensConceptBeyond | proton transfer ⓘ |
| classifiesAsLewisAcid |
electron-deficient species
ⓘ
metal cations ⓘ molecules with vacant orbitals ⓘ |
| classifiesAsLewisBase |
anions with lone pairs
ⓘ
neutral molecules with lone pairs ⓘ |
| contrastsWith |
Arrhenius acid–base theory
NERFINISHED
ⓘ
Brønsted–Lowry acid–base theory NERFINISHED ⓘ |
| definesAcidAs | electron-pair acceptor ⓘ |
| definesBaseAs | electron-pair donor ⓘ |
| describesReactionAs | formation of a coordinate covalent bond ⓘ |
| exampleOfLewisAcid |
AlCl3
ⓘ
BF3 ⓘ H+ ion ⓘ |
| exampleOfLewisBase |
Cl−
ⓘ
H2O ⓘ NH3 ⓘ |
| explains |
acid–base behavior in aprotic solvents
ⓘ
complex formation between metal cations and ligands ⓘ many electrophile–nucleophile reactions ⓘ |
| field |
acid–base chemistry
ⓘ
chemistry ⓘ |
| focusesOn | electron-pair transfer ⓘ |
| generalizes | Brønsted–Lowry acid–base theory NERFINISHED ⓘ |
| ignoresRequirementFor | proton transfer ⓘ |
| influencedDevelopmentOf |
frontier molecular orbital interpretations of reactivity
ⓘ
modern coordination chemistry ⓘ |
| introducedBy | Gilbert N. Lewis NERFINISHED ⓘ |
| keyConcept |
Lewis acid
NERFINISHED
ⓘ
Lewis base NERFINISHED ⓘ electron pair ⓘ |
| namedAfter | Gilbert N. Lewis NERFINISHED ⓘ |
| reactionModel | Lewis acid–Lewis base adduct formation ⓘ |
| relatedConcept |
coordination bond
ⓘ
electrophile ⓘ nucleophile ⓘ |
| usedIn |
catalysis analysis
ⓘ
design of Lewis acid catalysts ⓘ interpretation of reaction intermediates ⓘ |
| yearProposed | 1923 ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.