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  4. Based on branching, isomers of hexane are divided into three distinct classes as shown below: <img class=img-fluid question-image alt=image src=https://cdn.tardigrade.in/img/question/chemistry/694b8309c9d27fee612a88d22627c790-.png /> The correct order of their boiling point is

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Q. Based on branching, isomers of hexane are divided into three distinct classes as shown below:
image
The correct order of their boiling point is

Hydrocarbons

Solution:

The correct order of boiling points is given below :
image
On moving from left to right (III to I), branching increases, surface area decreases and hence, boiling point decreases.