Arrange the following in decreasing orde...

Arrange the following in decreasing order of their boiling points.
(A) n-butane
(B) 2-methylbutane
(C) N-pentane
(D) 2,2-dimethylpropane

A

`A gt B gt C gt D`

B

`B gt C gt D gt A`

C

`D lt C lt B lt A`

D

`C gt B gt D gt A`

Verified by Experts

The correct Answer is:

D

As the number of carbon atom increase, boiling, boiling point increases.
Boiling point decreases with branching

(4 carbon atoms with no branching)

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