question_answer

The molecular weight of ethyl alcohol and dimethyl ether are equal but the boiling point of ethyl alcohol is greater than dimethyl ether. It is due to

A)  ether is insoluble in water

B)  methyl group is attached to oxygen in ether

C)  the dipole moment of ethanol is greater

D)  ethanol has H-bond

Correct Answer: D

Solution :

 Due to the presence of intermolecular H-bonding the boiling point of ethyl alcohol is greater than dimethyl ether.