alkene
Americannoun
noun
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Any of a group of unsaturated hydrocarbons that have carbon atoms in chains linked by one or more double bonds and that have the general formula C n H 2n. Lighter alkenes, such as ethylene, are derived from petroleum by cracking.
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Also called olefin
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◆ The group of alkenes as a whole is called the alkene series or the ethylene series. Its first five members are ethylene (or ethene), propylene (or propene), butylene (or butene), pentene, and hexene.
Etymology
Origin of alkene
Vocabulary lists containing alkene
Example Sentences
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The researchers also applied their local pH control strategy to the production of epoxides, successfully obtaining products from six different alkene starting materials.
From Science Daily ● Oct. 12, 2026
According to the researchers, the reactions proceed rapidly because the alkene carbons in cubene and quadricyclene are severely pyramidalized instead of flat.
From Science Daily ● Jan. 23, 2026
On a microscopic level, how does the reaction of bromine with an alkene differ from its reaction with an alkyne?
From Textbooks ● Feb. 14, 2019
The hybridization of the carbon atoms in the double bond in an alkene changes from sp2 to sp3 during an addition reaction.
From Textbooks ● Feb. 14, 2019
The name of an alkene is derived from the name of the alkane with the same number of carbon atoms.
From Textbooks ● Feb. 14, 2019
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