noun
- unsaturated hydrocarbons containing one or more carbon-carbon double bonds
Usage: chemistry; plural form
Examples
- Alkenes are important building blocks in organic chemistry.
- Ethylene and propylene are common alkenes used in industry.
- The double bond in alkenes makes them more reactive than alkanes.
- Alkenes can undergo addition reactions with various reagents.
- Many plastics are made from polymerized alkenes.
- The general formula for alkenes is CnH2n.