The alcohol homologous series
The alcohol homologous series
Alcohols are organic compounds containing the hydroxyl functional group, -OH\text{-OH}-OH. Their names end in -ol, and the prefix shows the number of carbon atoms: meth- means one, eth- means two, prop- means three, and but- means four.
Step-by-step lessons covering AQA GCSE Chemistry 7.2.3 Alcohols for Foundation and Higher tier. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.