Look up: Isomer


  1. Isomer
    Generally, any two chemicals with the same chemical formula but a different structure. For example, hexane (C6H14) could be n-hexane, 2-methylpentane, 3-methylpentane, 2,3-dimethylbutane, 2,2-dimethylbutane:
    Found op http://www.kcpc.usyd.edu.au/discovery/glossary-all.html

  2. Isomer
    Briefly, two compounds are said to be isomeric if they are composed of the same elements in the same proportion by weight but have different chemical and physical properties.
    Found op http://www.encyclo.co.uk/visitor-contributions.php

  3. isomer
    [n] - a compound that exists in forms having different arrangements of atoms but the same molecular weight
    Found op http://www.webdictionary.co.uk/definition.php?query=isomer

  4. isomer
    One of several species (or molecular entities) that have the same atomic composition (molecular formula) but different line formulae or different stereochemical formulae and hence different physical and/or chemical properties.
    Found op http://www.chem.qmul.ac.uk/iupac/gtpoc/I.html

  5. isomer
    structural isomer. Molecules with identical molecular formulas but different structural formulas.
    Found op http://antoine.frostburg.edu/chem/senese/101/glossary/i.shtml

  6. Isomer
    chemical compound that has the same number, and kinds of atoms as another compound, but a different structural arrangement of the atoms.
    Found op http://www.chemicalglossary.net/definition/912-Isomer

  7. Isomer
    One of two or more forms a chemical compound which have the same number and type of each atom but a different arrangement of atoms
    Found op http://www.encyclo.co.uk/local/20747

  8. isomer
    Chemical compounds with the same composition but different shapes
    Found op http://www.fisicx.com/quickreference/science/glossary.html

  9. Isomer
    I'so·mer (ī'so*mẽr) noun [ See Isomeric .] (Chemistry) A body or compound which is isomeric with another body or compound; a member of an isomeric series.
    Found op http://www.encyclo.co.uk/webster/I/102

  10. isomer
    1. <chemistry> One of two or more molecules that have the same chemical formula but have a different stereochemical arrangement of their atoms. ... 2. <radiobiology> Nuclides having the same number of neutrons and protons but capable of existing, for a measurable time, in different quant...
    Found op http://www.mondofacto.com/facts/dictionary?isomer



  1. isomer
    (i´so-mәr) any compound exhibiting, or capable of exhibiting, isomerism. adj., isomer´ic., adj.
    Found op http://www.encyclo.co.uk/local/21001

  2. Isomer
    • (n.) A body or compound which is isomeric with another body or compound; a member of an isomeric series.
    Found op http://thinkexist.com/dictionary/meaning/isomer/

  3. isomer
    in nuclear physics, any of two or more nuclides (species of atomic nuclei) that consist of the same number of protons and the same number of ... [4 related articles]
    Found op http://www.britannica.com/eb/a-z/i/44

  4. isomer
    isomer A compound that exists in forms having different arrangements of atoms but the same molecular weight.
    Found op http://www.wordinfo.info/words/index/info/view_unit/2795/6

  5. isomer
    isomer (ī'sumur) , in chemistry, one of two or more compounds having the same molecular formula but different structures (arrangements of atoms in the molecule). Isomerism is the occurrence of such compounds. Isomerism was first recognized by J. J. Berzelius in 1827. Early work with stereo...
    Found op http://www.infoplease.com/ce6/sci/A0825630.html

  6. isomer
    Type: Term Pronunciation: ī′sō-mĕr Definitions: 1. One of two or more substances displaying isomerism, l-glucose and d-glucose or citrate and isocitrate. 2. One of two or more nuclides having the same atomic and mass numbers but differing in energy states for a finite period of ...
    Found op http://www.medilexicon.com/medicaldictionary.php?t=45913

  7. isomer
    Chemical compound having the same molecular formula but with different molecular structure. For example, the organic compounds butane (CH3(CH2)2CH3) and methyl propane (CH3CH(CH
    Found op http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0010040.html

  8. isomer
    One of two or more compounds that have the same chemical formula but different arrangements of the atoms within the molecules and that may have different physical/chemical properties.
    Found op http://www.cancer.gov/dictionary?expand=I

  9. Isomer
    In chemistry, isomers (pron; from Greek ἰσομερής, isomerès; isos = "equal", méros = "part") are compounds with the same molecular formula but different structural formulas. Isomers do not necessarily share similar properties, unless they also have the same functional groups. There are ma...
    Found op http://en.wikipedia.org/wiki/Isomer

  10. Isomer
    [Proarticulata] Isomer (Greek isos = "equal", méros = "part") is an element of transverse body articulation of the bilateral fossil animals of the Phylum Proarticulata from the Ediacaran (Vendian) period. This term has been proposed by Andrey Yu. Ivantsov, a Russian paleontologist from the ...
    Found op http://en.wikipedia.org/wiki/Isomer_(Proarticulata)

  11. isomer
    1) Alanine or dioxin 2) Almost identical compound 3) Beta carotene, for one 4) Butylene e.g. 5) Chemical 'twin' 6) Chemical compound 7) Chemical cousin 8) Chemical relative 9) Chemistry exam topic, perhaps 10) Chemistry test topic...
    Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/isomer/1

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