2. Molecular Representations

How many hydrogens would you expect a 24-carbon compound from each of the following molecular classes to have?

(a) Alkane

Which of the following best describes the polarity of the functional group $–CON$ (nitrile)?

Which functional group is commonly found in glycoproteins and plays a key role in their function?

Which of the following is a nitrogen-containing functional group characterized by a nitrogen atom bonded to two hydrogen atoms and a carbon chain ($R$ group)?

Which of the following functional groups is commonly found in steroid hormones?

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

When we begin studying functional groups, the designation of substitution will be especially important. Label the following bromoalkanes as 1° , 2°, 3°, or 4° based on the carbon to which the bromine is attached.

(b)

Which of the following functional groups is present in alcohols?

In organic chemistry, what name is given to the process of converting an alcohol ($R-\mathrm{OH}$) into an alkene ($R=\mathrm{R\text{'}}$) by eliminating water ($H_{2}O$)?

Given two molecules, one containing an $-\mathrm{OH}$ group and the other containing an $-O\mathrm{CH}{3}_3$ group, what is the relationship between their functional groups?

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

Which functional group is characterized by a molecule composed mostly of carbon and hydrogen atoms with an attached $OH$ group?

Which of the following is true of chlorofluorocarbons ($\mathrm{CFC}s$)?

A molecule with the formula $C_{18}{H}_{36}{O}_2$ is probably a:

Which of the following functional groups is present in alcohols?