Recognising alcohols and the homologous series
Recognising alcohols and the homologous series

An alcohol is an organic compound containing the hydroxyl functional group, −OH-\text{OH}−OH. Alcohol names end in -ol, and the prefix gives the number of carbon atoms: meth- means one, eth- means two, prop- means three and but- means four.
Step-by-step lessons on AQA GCSE Chemistry 7.2.3 Alcohols. Each one builds up to exam-style questions. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.