Which of the following has highest boiling point? (1) 2-methyl pentane. (2) 2, 3-diethyl butane.
Which of the following has highest boiling point?
(1) 2-methyl pentane.
(2) 2, 3-diethyl butane.
(3) 2, 2- dimethyl butane
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As the branching increases, surface area decreases and thus magnitude of Vander Waals forces of attraction decreases and hence the boiling point decreases. So, 2-methyl pentane has highest B.pt.
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