Halogenoalkanes What is the name of this halogenoalkane? How could you make it from butan-1-ol? Alcohols How could you make ethanol from ethene? How does ethanol react with sodium, in what ways is this a) similar to the reaction with water, b) different to the reaction with water? Aldehydes and ketones Draw the structures of a) propanal b) propanone How are these two functional groups different?