1. Carboxylic Acid

carboxy

2. Anhydride

-

3. Ester

-

4. Acyl Halide

-

5. Amide

carbamoyl

6. Nitrile

cyano-

7. Aldehyde

alkanoyl-

8. Ketone

oxo-

9. Alcohol

alkoxy-

10. Thiol

thioalkoxy

11. Amine

amino-

12. Ether

alkoxy-

13. Sulfide

thioalkoxy-

14. Alkene

alkenyl

15. Alkyne

alkynyl

16. Halide

halo-

17. Nitro

nitro

18. Alkane

alkyl