Alkane v alkene

• Similarities

  Both hydrocarbons

  Both e covalent bonds but alkene has a double bond

  Both small molecules

  Both have C-H
• Reaction 


  Both react with oxygen in complete combustion to produce water and carbon dioxide

  BOth react with oxygen in incomplete combustion to produce water carbon monoxide and carbon

  More likely with alkene
• Differences 


  Alkene decollurizses bromine water

  Alkene is more reactive

  Alkene can react with hydrogen to produce alkane

  Alkene can react with water to produce alcohol

  Alkene can react with halogens to produce halogenoalkenes

  Alkene can under go addition reaction and under go polymerisation