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.) nitro carboxylic acid OH b) SH a major constituent of skunk odorant Stractures of Some Common Functional Groups Structure Name Structure Name Alkene Nitro SH Alkyne- Thiol X Arene Aldehyde Next Arene Aldehyde Halide Ketone (X = F, CI, Br. 1) Alcohol Carboxylic Acid OH Ether Ester Amine Amide Nitrile CEN: Carboxylic Acid Chloride