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Q. The boiling point of $ C_{2}H_{5}OH $ is much higher than that of dimethyl ether, though both have the same molecular weight The reason for this is:

Rajasthan PMTRajasthan PMT 2000Chemical Bonding and Molecular Structure

Solution:

Due to hydrogen bond the boiling point of ethyl alcohol is higher than dimethyl ether. Dimethyl ether is not capable to form $H$ - bond.