A-LevelChemistryHydroxy compoundsOct/Nov 2014Paper 1 Q91 Mark
Methylpropan-1-ol and butan-1-ol are structural isomers. Methylpropan-1-ol has a lower boiling point. Which statement explains why the boiling point of methylpropan-1-ol is lower than that of butan-1-ol?
AMethylpropan-1-ol cannot form hydrogen bonds.
BMethylpropan-1-ol has weaker covalent bonds than butan-1-ol.
CMethylpropan-1-ol has weaker van der Waals' forces than butan-1-ol.
DMethylpropan-1-ol molecules have more surface area than butan-1-ol molecules.
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The correct answer is C. This question tests the candidate's understanding of hydroxy compounds within the Chemistrysyllabus. The examiner's mark scheme requires...
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