Hydrocarbons Question 326
Question: B.P. of branched chain alkanes as compared to straight chain alkanes are [MP PMT 1987; AIIMS 1999]
Options:
A) Lower
B) Equal
C) Higher
D) Independent of the chain
Show Answer
Answer:
Correct Answer: A
Solution:
As the number of branches increases, surface area decreases, due to which Vander Waal forces of attraction decreases.
Hence, boiling point also decreases.