Alcohols Phenols And Ethers Question 170

Question: The correct order of boiling point for primary $ (1^{o}), $ secondary $ (2^{o}) $ and tertiary $ (3^{o}) $ alcohols is

[CPMT 1999; RPMT 2002]

Options:

A) $ 1^{o}>2^{o}>3^{o} $

B) $ 3^{o}>2^{o}>1^{o} $

C) $ 2^{o}>1^{o}>3^{o} $

D) $ 2^{o}>3^{o}>1^{o} $

Show Answer

Answer:

Correct Answer: A

Solution:

$ 1^{o} $ alcohol $ >2^{o} $ alcohol $ >3^{o} $ alcohol Boiling point of alcohols decreases as the number of branches increases.