Four organic compounds, all with a relative molecular mass (MrM_{\text{r}}Mr) of approximately 60, are compared. Which compound has the highest boiling point?
CH3CH2CH2OH\text{CH}_3\text{CH}_2\text{CH}_2\text{OH}CH3CH2CH2OH
CH3COOH\text{CH}_3\text{COOH}CH3COOH
HCOOCH3\text{HCOOCH}_3HCOOCH3
CH3CH2CHO\text{CH}_3\text{CH}_2\text{CHO}CH3CH2CHO
54 exam-style questions on AQA A Level Chemistry Bonding, covering Ionic bonding, Nature of covalent and dative covalent bonds, Metallic bonding, Bonding and physical properties, Shapes of simple molecules and ions, Bond polarity, and Forces between molecules. Each one has a worked solution and a mark scheme showing where the marks go.