• An alkene is a hydrocarbon with one or more carbon-carbon double covalent bonds.
  • The simplest alkene consists of two carbon atoms and is called ethene.
  • Alkenes are called unsaturated hydrocarbons.
  • An alkyne is a. hydrocarbon that contains less than the maximum number of hydrogen atoms that.
  • can possibly bond with the number of carbon atoms present.
  • The general formula for alkenes with one double bond is CnH2n-2.
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