2. Molecular Representations

Which of the following is a functional group commonly found in alcohols?

Which of the following is an example of a functional group in organic chemistry?

Which molecule could he make that consists of long chains of red and black colored balls, representing a common organic functional group?

Which functional group is present in a molecule with the general structure $R-C=O-\mathrm{R\text{'}}$?

Which functional group is represented by the formula $NCN{H}_2$?

Which of the following functional groups is present in all amino acids?

Which of the following is a characteristic functional group of alcohols?