Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Any of a series of unsaturated, open chain hydrocarbons with one or more carbon-carbon double bonds, having the general formula CnH2n.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An unsaturated, aliphatic hydrocarbon with one or more carbon–carbon double bonds.

from The Century Dictionary and Cyclopedia

  • n. A hydrocarbon, Cn-H2n, of the ethylene or ethene series: official name.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. any unsaturated aliphatic hydrocarbon

Etymologies

alk(yl) + -ene.
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

  • Alkene monooxygenase 1.14.13.69 1 Nomenclature EC number 1.14.13.69 Systematic name alkene, NADH: oxygen oxidoreductase Recommended name alkene monooxygenase Synonyms AMO alkene epoxygenase propene monooxygenase CAS registry number 63439-50-9 2 Source Organism

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  • Ozonolysis and photolysis of alkene-terminated self-assembled monolayers on quartz nanoparticles: implications for photochemical aging of organic aerosol particles, J. Park, A.L. Gomez, M.L. Walser, A. Lin, and S.A. Nizkorodov, Phys.

    Contributor: Maggie L. Walser

  • The mine in Heilongjiang province will produce 10 million tons of coal annually, 1.8 million tons of methanol and 600,000 tons of alkene.

    Shanghai offer could raise

  • The other project, which requires a total investment of 20.94 billion yuan, is in China's northeastern Heilongjiang province and will have an annual capacity of 10 million tons of coal, 1.8 million tons of methanol and 0.6 million tons of alkene.

    China Coal expects share trading

  • The other project, requiring total investment of 20.94 billion yuan, is in China's northeastern Heilongjiang province and will have an annual capacity of 10 million tons of coal, 1.8 million tons of methanol and 0.6 million tons of alkene.

    Earnings Report,

  • The simplest alkene is ethylene, with two carbon atoms joined by a double bond and four hydrogen atoms.

    Hydrocarbon chemistry

  • Chauvins 'mechanism can be viewed as a dance in which the "catalyst pair" (black hair = catalyst) and the "alkene pair" dance around and change partners with one another.

    Animation

  • The other day I was looking for some new paper on McMurry and the Titanium clan... and of course everyone know that 2 ketone or aldehyde will couple to give alkene.

    Chemistry & Cooking

  • In elimination, two groups on adjacent carbon atoms are lost and an olefine (alkene) is formed.

    Press Release: The 1994 Nobel Prize in Chemistry

  • Slide 3: Unsaturated Hydrocarbons Unsaturated hydrocarbon: contains one or more x carbon-carbon double or triple bonds Alkene: contains a carbon-carbon double bond x and has the general formula CnH2n H H C C H H Ethylene (an alkene) Alkyne: H­C C­H a carbon-carbon triple bond and contains x has the general formula CnH2n-2 Acetylene (an alkyne)

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