Which of the following has the lowest boiling point?
A.
2-Methylbutane
B.
2-Methylpropane
C.
2, 2-Dimethylpropane
D.
$$n$$ - Pentane
Answer :
2-Methylpropane
Solution :
For the compounds with same molecular mass, boiling point decreases with increase in branching. Boiling point also increases with increase in molecular mass.
Releted MCQ Question on Organic Chemistry >> Hydrocarbons (Alkane, Alkene and Alkyne)