What happens when liquid ethanol is vaporised?
Covalent bonds within the ethanol molecules are broken.
Hydrogen bonds and other intermolecular forces are overcome.
The enthalpy of the substance decreases.
The disorder of the molecules decreases.
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.