One source of a musky odor in perfumes is civetone,a compound extracted from the scent gland of the civet cat.Identify the functional group circled.
A)aldehyde
B)ketone
C)alcohol
D)carboxylic acid
E)oxide

Question

One source of a musky odor in perfumes is civetone,a compound extracted from the scent gland of the civet cat.Identify the functional group circled. 
A)aldehyde 
B)ketone 
C)alcohol 
D)carboxylic acid 
E)oxide

Quizplus · Accepted Answer

The functional group circled in the image has a carbonyl group which is characteristic of a ketone. Civetone is a ketone and thus, Option B is the correct answer. Aldehydes have carbonyl groups at the end of the carbon chain, while alcohols have a hydroxyl group and carboxylic acids have a carboxyl group. Oxides have an oxygen atom that is part of a three-membered ring.

One Source of a Musky Odor in Perfumes Is Civetone,a