| (d) Alkenes |
| 4.23 know that alkenes contain the functional group >C=C< |
| 4.24 know the general formula for alkenes |
| 4.25 explain why alkenes are classified as unsaturated hydrocarbons |
| 4.26 understand how to draw the structural and displayed formulae for alkenes with up to four carbon atoms in the molecule, and name the unbranched-chain isomers |
| 4.27 describe the reactions of alkenes with bromine to produce dibromoalkanes |
| 4.28 describe how bromine water can be used to distinguish between an alkane and an alkene |
