Reaction Mechanisms And Kinetics
34 entries in the Reaction Mechanisms And Kinetics compendium.
IsomerizationProcess transforming molecules into isomers with different structures.Leaving groupFragment that departs with an electron pair in heterolytic cleavage.Organic reactionChemical reactions involving organic compounds for synthesis and production.Organic synthesisBranch of chemical synthesis building organic compounds from simpler precursors.Pericyclic reactionPericyclic reactions proceed via a cyclic, concerted transition state.PyrolysisThermal decomposition of organic matter without oxygen.Rate-determining stepThe slowest step that governs overall reaction rate.Reaction coordinateAbstract coordinate representing progress along a reaction pathway.Reaction intermediateMolecular entity formed and consumed in a stepwise chemical reaction.Reaction mechanismTheoretical sequence of steps describing a chemical reaction.Rearrangement reactionOrganic reactions involving change of connectivity within a molecule.RedoxChemical reactions where oxidation states change via electron or atom transfer.Resonance (chemistry)A bonding description using averaged contributing structures.Retrosynthetic analysisA technique for planning organic syntheses via structural simplification.Reversible reactionA reaction where forward and reverse conversions occur simultaneously.SN1 reactionA substitution reaction with a unimolecular rate-determining step.SN2 reactionConcerted nucleophilic substitution with inversion at carbon.SNiA nucleophilic substitution mechanism retaining stereochemical configuration.Transition stateHighest-energy configuration along a reaction coordinate.Transition state theoryTheory explaining reaction rates via activated complexes.Substitution reactionA reaction replacing one functional group with another.Ring flipRing flip interconverts cyclic conformers, exchanging axial and equatorial positions.RotamerRotamers are conformers differing by single-bond rotation.Steric effectsSpatial arrangement of atoms affects molecular energy and reactivity.Strain (chemistry)Molecular strain raises internal energy above a strain-free reference.StereocenterA point in a molecule creating stereoisomers upon group interchange.StereochemistryStudy of the three-dimensional arrangement of atoms in molecules.StereoisomerismStereoisomerism describes molecules with same bonds but different spatial arrangements.Valence bond theoryOne of two basic quantum theories of chemical bonding.VSEPR theoryModel predicting molecular geometry from electron pair repulsion.Sigma bondStrongest covalent bond formed by direct orbital overlap.Tetrahedral molecular geometryFour substituents at tetrahedron corners around a central atom.Trigonal planar molecular geometryTrigonal planar is a molecular geometry model in chemistry where one central atom is bondeTrigonal pyramidal molecular geometryA molecular geometry with one apex atom and three base atoms.
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