JEE Main Chemistry question

The density of glycerol is higher than propanol due to **[Guj CET 2010]**

(A)Van der Waals' attraction
(B)Hydrogen bondingCorrect
(C)Ionic bonding
(D)More number of covalent bonds

Answer: (B)

Solution

Glycerol has three groups per molecule (compared to one in propanol), enabling extensive intermolecular hydrogen bonding that packs the molecules more closely and increases density. Neither

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Question ID VK-148450