Question
Question: Which of the following has the lowest boiling point?...
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
Explanation
Solution
: for the compounds with same molecular mass, boiling point decreases with increase in branching. Boiling point also increase with increase in
molecular mass.