Which of the following has least boiling point?

n – Hexane

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n – Pentane

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2 – Methyl butane

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2, 2 – Dimethyl propane

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Solution

The correct option is D 2, 2 – Dimethyl propane
Branched Chain alkanes have lower boiling point.

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Arrange the following compounds in increasing order of boiling point. Propan - 1 - ol, butan - 1 - ol, butan - 2 - ol, pentan - 1 - ol
(a) Propan-1-ol, butan-2-ol, butan - 1 - ol, pentan-1-o|
(b) Propan-1-ol, butan - 1 - ol, butan-2-ol, pentan-1-ol
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Which of the following has least boiling point?

The correct option is D 2, 2 – Dimethyl propaneBranched Chain alkanes have lower boiling point.

The correct option is D 2, 2 – Dimethyl propane
Branched Chain alkanes have lower boiling point.