Functional groups and homologous series
Functional groups and homologous series
A functional group is the atom or group of atoms responsible for an organic compound's characteristic reactions. For example, the −OH-\text{OH}−OH group gives alcohols their typical chemical reactions.
Step-by-step lessons on OCR GCSE Chemistry 6.2.3 Functional groups and homologous series. 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.