Question

How does acetone differ from propionaldehyde?

Answer 1

They differ in the position of the carbonyl group.

hope this helps you.

Answer 2

Answer:

Now both molecules have a molecular formula of C3H6O , and both isomers have a carbonyl functionality. However, the connectivity is different: we have an internal carbonyl for the ketone, and a terminal carbonyl for the aldehyde. The chemistry of these structural isomers would be similar.