A colourless, heavier-than-air gas. Its geometric isomer is cis-2-butene.
The simplest conjugated diene.
One of the isomers of butene.
The fourth member in the homologous series of alkanes.
One of the isomers of pentene.
Synthetic rubber is produced by the polymerisation of isoprene.
Mirror image isomers of asymmetrical shapes and solids are non-superimposable.
One of the isomers of pentenes.