The alkene functional group
The alkene functional group
Alkenes are hydrocarbons containing a carbon-carbon double bond, C=C\text{C}=\text{C}C=C. A hydrocarbon contains only carbon and hydrogen atoms.
Step-by-step lessons on AQA GCSE Chemistry 7.2.2 Reactions of alkenes. 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.