Which of the following has the least boiling point ? – InterviewSolution

1.	Which of the following has the least boiling point ?
Answer» n-Hexane n-Pentane 2-Methyl butane 2, 2-Dimethylpropane Solution :Branching of chain makes the molecule more compact and THEREFORE, decreases the surface area. As a result of decreased surface area, intermolecular attractive FORCES BECOME less and boilling point ALSO decreases.

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