Which compound is an amide?
CH3CH2CH2CN\text{CH}_3\text{CH}_2\text{CH}_2\text{CN}CH3CH2CH2CN
CH3CH2COOCH3\text{CH}_3\text{CH}_2\text{COOCH}_3CH3CH2COOCH3
CH3CH2CONH2\text{CH}_3\text{CH}_2\text{CONH}_2CH3CH2CONH2
CH3CH2CH2NH2\text{CH}_3\text{CH}_2\text{CH}_2\text{NH}_2CH3CH2CH2NH2
21 exam-style questions on AQA A Level Chemistry Introduction to organic chemistry, covering Nomenclature, Reaction mechanisms, and Isomerism. Each one has a worked solution and a mark scheme showing where the marks go.