DiagramModerate1 mark
2(v)(b)
Draw the structural diagram for each of the following organic compounds:
The isomer of n-butane
Topic: Organic chemistry: structure, nomenclature and reactions
Previous-year question practice database
Answer
Solution diagram

Exam answer
2-methylpropane, (CH₃)₃CH.
Explanation
The other structural isomer of n-butane is isobutane (2-methylpropane).
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