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Simple explanation of Alkenes

Alkene is the general term for all the chains of carbon that have double bonds.
Topics covered on this page (Alkenes):
Structure of Alkenes

Structure of Alkenes

Alkenes are a homologous series of compounds have the general formula: CnH2n. 
Here are the molecular formulae and names of the first five alkenes in the series:
  • Ethene - C2H4
  • Propene - C3H6
  • Butene - C4H8
  • Pentene - C5H10
The chemical structures of the first two of these alkenes 
(Hover over the images for the names):
Alkenes are unsaturated hydrocarbons.

Related Study Revision Notes:

Organic Chemistry Terms
Alkanes
Ethanol
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