A. Propanal
B. Butan-2-one
C. Formic acid
D. Acetic acid
Answer: Butan-2-one
A. Propanal
B. Butan-2-one
C. Formic acid
D. Acetic acid
Answer: Butan-2-one
Additional Information: Butan-2-one is a ketone, characterized by a carbonyl group (C=O) bonded to two carbon atoms.