Examine the following ball-and -stick model. Atoms other than carbon and hydrogen are labeled with the symbol of the element. Which of the following groups also contain a C=O group?
A) carboxylic acid
B) ester
C) aldehyde
D) All of these contain the carbonyl group.

Question

Examine the following ball-and -stick model. Atoms other than carbon and hydrogen are labeled with the symbol of the element.  Which of the following groups also contain a C=O group?
A) carboxylic acid 
B) ester 
C) aldehyde 
D) All of these contain the carbonyl group.

Quizplus · Accepted Answer

All of the given groups (carboxylic acid, ester, and aldehyde) contain a C=O group.

Examine the Following Ball-And -Stick Model