Hydrocarbon
Alkene
Alkyne
cyclopropyl
oxygen
Carbonyl
Aldehyde
Ketone
Carboxylic Acid
Ester
Acyl Halide
Hydroxyl
Primary Alcohol
Secondary Alcohol
Tertiary Alcohol
Allylic Alcohol
Ether
Peroxide
Acetal
Epoxide
enol
enolate
carboxylate
nitrogen
sulfur
phosphorus
halide
