CAIE A Level Chemistry 9701 · An introduction to organic chemistry
Explain why the functional group in propan-1-ol, , determines its physical and chemical properties, making it different from propane, . In your answer, refer to the effect of the functional group on boiling point, solubility in water, and one chemical reaction that propan-1-ol undergoes but propane does not.
7 marks, so the mark scheme is looking for about 7 separate creditworthy points. Making the same point twice in different words earns it once.
Explain means: Give the reasons or the mechanism: why or how something happens. Link each point to the next with because, so or which means. A list of facts with no links usually loses the reasoning marks.
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