geometric[al] isomer

geometric[al] isomer
геометричний ізомер

English-Ukrainian analytical chemistry dictionary. 2013.

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  • 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

  • isomer — noun /ˈaɪ.sə.mə,ˈaɪ.sə.mɚ/ a) Any of two or more compounds with the same molecular formula but with different structure. b) Any of two or more atomic nuclei with the same mass number and atomic number but with different radioactive properties.… …   Wiktionary

  • isomer — /uy seuh meuhr/, n. 1. Chem. a compound displaying isomerism with one or more other compounds. 2. Also called nuclear isomer. Physics. a nuclide that exhibits isomerism with one or more other nuclides. [1865 70; back formation from ISOMERIC] * *… …   Universalium

  • geometric isomer — noun either the cis or trans isomer of a compound that exhibits geometric isomerism …   Wiktionary

  • isomer — 1. One of two or more substances displaying isomerism (q.v.); e.g., l glucose and d glucose or citrate and isocitrate. Cf.:stereoisomer. 2. One of two or more nuclides having the same atomic and mass numbers but differing in energy states for a… …   Medical dictionary

  • geometric isomerism — an old division of stereoisomerism that contains isomers that differ in the arrangement of substituents of a rigid structure, such as double bonded carbon atoms or a ring. The cis isomer has two referenced groups on the same side of the ring or… …   Medical dictionary

  • geometric isomerism — noun A form of isomerism in which, in one isomer two atoms or groups are on the same side of the plane of a double bond or ring, whereas in the other isomer they are on opposite sides; the first is the cis and the second the trans isomer. Syn …   Wiktionary

  • geometric isomer — …   Useful english dictionary

  • structural isomer — n one of two or more compounds that contain the same number and kinds of atoms but that differ significantly in their geometric arrangement structural isomerism n …   Medical dictionary

  • structural isomer — noun Date: 1926 one of two or more compounds that contain the same number and kinds of atoms but that differ significantly in their geometric arrangement …   New Collegiate Dictionary

  • cis-trans isomer — noun either of a pair of geometric isomers, one having the cis and one having the trans configuration …   Wiktionary


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