Definition of alkene in English:

alkene

Line breaks: al¦kene
Pronunciation: /ˈalkiːn
 
/

noun

Chemistry
  • Any of the series of unsaturated hydrocarbons containing a double bond, including ethylene and propene.
    • Alkenes have the general formula: CnH2n
    More example sentences
    • Epoxidation, the conversion of an olefin (an unsaturated alkene hydrocarbon) to a cyclic ether through reaction with hydrogen peroxide, a peracid, or oxygen, is an important chemical technique.
    • Among the 4800 constituents of tobacco smoke, researchers have identified more than 100 alkanes, 150 alkenes and 55 alicyclic hydrocarbons.
    • The functional group of an alkene is its carbon-carbon double bond.

Origin

late 19th century: from alkyl + -ene.

More definitions of alkene

Definition of alkene in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
noun
elaborate ornamentation of a vocal melody