Hydrocarbons - Result Question 32
15. The compound with the highest boiling point is
$(1982,1\ \text{M})$
(a) 2-methyl butane
(b) $n$-pentane
(c) 2, 2-dimethylpropane
(d) $n$-hexane
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Answer:
Correct Answer: 15. (a)
Solution:
- Among alkanes, boiling point increases with molar mass. Among isomeric alkanes, branching decreases boiling point. Therefore, $n$-hexane has highest boiling point among these.
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