The Shortest Alkenes

Chemistry: Edexcel IGCSE, topic 15.2.6

The 4 Shortest Alkenes

The four shortest alkenes, in ascending (increasing) size order, are:

Ethene

Ethene

  • Ethene has the formula C2H4.
Propene

Propene

  • Propene has the formula C3H6.
Butene

Butene

  • Butene has the formula C4H8.
Pentene

Pentene

  • Pentene has the formula C5H10.

Test yourself on The Shortest Alkenes

  • What is the shortest alkene?

  • Which alkene has one more carbon atom in its formula than propene?

  • What are the names of the 4 shortest alkenes?

  • Which alkene has two more hydrogen atoms in its formula than butene?

  • Which of these statements about the formulae of the 4 shortest alkenes are correct?

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