Identify the functional groups in the following molecules. (Use names from the table below. List each class of functional group only once. If there are fewer than 3 functional groups, leave an appropriate number of answer boxes empty.)
alkene
methyl
arene
alkene
aldehyde
Structures of Some Common Functional Groups
Name
Structure
Name
Structure
Alkene
Nitro
Alkyne
Thiol
Arene
Aldehyde