fluxional compound
a compound whose molecule undergoes rapid intramolecular rearrangements among equivalent structures in which the component atoms are interchanged

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  • Bullvalene — is a hydrocarbon with the chemical formula C10H10 with the unusual property that the chemical bonds making up the molecule are constantly rearranging as in fluxional molecules. For this reason bullvalene is extensively studied in organic… …   Wikipedia

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  • Cyclopentadienyliron dicarbonyl dimer — Cyclopentadienyliron dicarbonyl dimer …   Wikipedia

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  • Hapticity — The term hapticity is used to describe how a group of contiguous atoms of a ligand are coordinated to a central atom. Hapticity of a ligand is indicated by the Greek character eta , η. A superscripted number following the η denotes the number of… …   Wikipedia

  • Carbonium ion — CH5 redirects here. For the postal district, see CH postcode area. A carbonium ion is a carbocation of the penta or tetracoordinated nonclassical type such as an ion of the type R5C+.[1] Methanium CH5+ …   Wikipedia

  • Isomer — This article is about the chemical concept. For isomerism of atomic nuclei, see nuclear isomer. In chemistry, isomers (from Greek ἰσομερής, isomerès; isos = equal , méros = part ) are compounds with the same molecular formula but different… …   Wikipedia

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