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  4. The decreasing order of boiling points of the following alkanes is: (a) Heptane (b) butane (c) 2-methylbutane (d) 2-methylpropane (e) hexane Choose the correct answer from the options given below :

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Q. The decreasing order of boiling points of the following alkanes is :
(a) Heptane
(b) butane
(c) 2-methylbutane
(d) 2-methylpropane
(e) hexane
Choose the correct answer from the options given below :

NEETNEET 2022Hydrocarbons

Solution:

Heptane: $371.4 \, K$
Hexane : $341.9 \, K$
2-Methylbutane : $300.9 \, K$
Butane : $272.4 \, K$
2-Methylpropane : $261 \, K$