Most biomolecules contain nitrogen. Which functional group contains nitrogen?

Some of the functional groups found in biomolecules are hydroxyl, carbonyl, phosphate, sulfhydryl, amino and amine groups.

The function groups containing N are as follows:

1. Amino - NH3

2. Amide RCOR2

3. Imide (RCO) 2NR'

4. Nitrate RONO2

5. Azide RN3

6. Azo group RN2R'

7. Cyanate ROCN

8. Nitrite RONO

9. Nitrile RCN

10. Pyridine RC5H4N