Arrange the following in decreasing order of their boiling points (A) 2 -Methylbutane (B) 2,2 - Dimethylpropane (C) Pentane (D) Hexane

• Correct answer
  A

  $\mathrm{D}>\mathrm{C}>\mathrm{A}>\mathrm{B}$
• B

  $\mathrm{B}>\mathrm{A}>\mathrm{C}>\mathrm{D}$
• C

  $\mathrm{D}>\mathrm{A}>\mathrm{C}>\mathrm{B}$
• D

  $\mathrm{B}>\mathrm{C}>\mathrm{A}>\mathrm{D}$

Hence, the correct answer is option: 'A'.