Which isomer of pentane has the lowest boiling point?
A) pentane
B) 2-methylbutane
C) 2,2-dimethylpropane
D) None, they all have the same boiling point.

Name: Which isomer of pentane has the lowest boiling point? A) pentane B) 2-methylbutane C) 2,2-dimethylpropane D) None, they all have the same boiling point.
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Question

Quizplus · Accepted Answer

2,2-dimethylpropane has the most compact, spherical shape, leading to weaker van der Waals forces and thus the lowest boiling point among the isomers of pentane.

Which Isomer of Pentane Has the Lowest Boiling Point