M Prep | MCAT 2015 Question of the Day - Prep, Practice Questions, and More!

Q:

Carboxyl groups have higher boiling points than acid halides because they are capable of self-associating with hydrogen bonds to form dimeric associations. Acid halides, however, are only capable of receiving hydrogen bonds, not donating them. The structure on acid halides and carboxylic acids that receives hydrogen bonds is the:

A

carbon of the carbonyl group

B

oxygen of the carbonyl group

C

oxygen of the hydroxyl group

D

carbon of the R-group