2. Molecular Representations

Which of the following functional groups is present in the colored dyes used in the Gram staining technique?

Which functional group is characteristic of alcohols and distinguishes them from other classes of organic compounds?

Consider the compound $C_6{H}_5\mathrm{CH}{2}_2\mathrm{Cl}$ (benzyl chloride). How many different substituents are attached to the benzene ring in this compound?

Which functional group is present in xanthophyll but absent in beta carotene?

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

When electrons are added to the outermost shell of a $C$ atom, it forms which of the following species?

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

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

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

Which of the following formulas represents an organic compound?

Which of the following best describes the functional group present in the molecule ${\mathrm{CH}}_3-\mathrm{COOH}$?

Which functional group is commonly found in ingredients used in skin care products to mask or cover the odor of raw ingredients?

Why is $\mathrm{carbon}$ present in so many types of molecules?

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