Question

All of the statements concerning the carbonyl group in aldehydes and ketones are TRUE except:

A. The bond is polar, with a slight negative charge on the oxygen atom.

B. The bond angles about the central carbon atom are 120 degrees.

C. The carbonyl group is planar.

D. In condensed form the carbonyl groups can be written as -CHO or -CO-.

E. Because the bond is polar, carbonyl groups readily form hydrogen bonds with each other.