Functional Groups Functional Groups with a Carbon-Oxygen Double Bond (Carbonyl Groups) Carbonyl group ·C=O -Carbonyl carbon bears a partial positive charge() Carbonyl oxygen bears a partial negative charge() Acetone-a typical carbonyl compound▪ Carbonyl group ▪ C=O ▪ Carbonyl carbon bears a partial positive charge (d+) ▪ Carbonyl oxygen bears a partial negative charge (d-) Functional Groups with a Carbon-Oxygen Double Bond (Carbonyl Groups) Functional Groups