Suggest4 marksStandard
The structural formula of 2-chlorobutane is .
Suggest why 2-chlorobutane has two optical isomers (enantiomers) but no geometrical (cis/trans) isomers.
CAIE A Level Chemistry 9701 · An introduction to organic chemistry
An introduction to organic chemistry: suggest question
How this question is marked
4 marks, so the mark scheme is looking for about 4 separate creditworthy points. Making the same point twice in different words earns it once.
Suggest means: Apply what you know to an unfamiliar situation. There may be more than one acceptable answer. Reason from the principle you have learned to the new context, and say which principle you are using.
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