$$\mathrm{CH_3COOH}$$ \text{ and } $$\mathrm{CH_3CH_2OH}$$

$$\mathrm{CH_3CH_2CH_2COOCH_3}$$ \text{ and } \mathrm{H_2O}$

$$\mathrm{CH_3CH_2COOH}$$ \text{ and } \mathrm{$$NH_3$$}$

$$\mathrm{CH_3COOH}$$ \text{ and } \mathrm{$$NH_4$$^+}$

$$\mathrm{CH_3CH_2CONH_2}$$ \text{ and } \mathrm{H_2O}$

Question 1

Which of the following correctly represents the lipid number notation for a fatty acid with 18 carbons and one double bond at the 9th carbon?

Accepted Answer

$$18:1\ \$$Delta^9$$

Question 2

Given the following condensed structure, identify the part that represents the fatty acid in a triacylglycerol: $$\mathrm{CH_2OCOC_{15}H_{31}}$$

Accepted Answer

$$\mathrm{$$OCOC_{15}$$H_{31}}$$

Question 3

Which structure below best represents the steroid nucleus?

Accepted Answer

Four fused rings: three cyclohexane rings and one cyclopentane ring

Question 4

During acid hydrolysis of a triacylglycerol, which reactants are required?

Accepted Answer

Triacylglycerol and water with an acid catalyst

Question 5

What is the correct IUPAC name for the following condensed structure: $$\mathrm{CH_3$(CH_2$)_2COOH}$$?

Accepted Answer

Butanoic acid

Question 6

Which of the following sets of reactants would you use to synthesize ethyl acetate via esterification?

Accepted Answer

$$\mathrm{CH_3COOH}$$ 	ext{ and } $$\mathrm{CH_3CH_2OH}$$

Question 7

Which of the following is the correct condensed structure for the reactants of the acid-catalyzed hydrolysis of methyl butanoate?

Accepted Answer

$$\mathrm{CH_3CH_2CH_2COOCH_3}$$ 	ext{ and } \mathrm{H_2O}$

Question 8

Which carboxylic acid would produce sodium propanoate ($$\mathrm{CH_3CH_2COONa}) $$upon reaction with sodium hydroxide?

Accepted Answer

$$\mathrm{CH_3CH_2COOH}$$

Question 9

What is the correct name for the following unsubstituted amide skeletal structure: $$\mathrm{CH_3CONH_2}$$?

Accepted Answer

Acetamide

Question 10

Which reactants are needed to synthesize propanamide via amidation?

Accepted Answer

$$\mathrm{CH_3CH_2COOH}$$ 	ext{ and } \mathrm{$$NH_3$$}$

Question 11

Which of the following is the correct condensed structure for a secondary amine?

Accepted Answer

$$\mathrm{CH_3NHCH_2CH_3}$$

Question 12

What are the products of acid-catalyzed hydrolysis of acetamide ($$\mathrm{CH_3CONH_2}$$)?

Accepted Answer

$$\mathrm{CH_3COOH}$$ 	ext{ and } \mathrm{$$NH_4$$^+}$

Question 13

A patient is given a triglyceride that undergoes acid hydrolysis in the stomach. Which of the following best describes the products formed?

Accepted Answer

Glycerol and three fatty acids

Question 14

Which of the following best describes the process of saponification?

Accepted Answer

Base-catalyzed hydrolysis of a triacylglycerol to produce glycerol and soap

Question 15

Which of the following is the correct skeletal structure for the carboxylic acid that forms sodium butanoate?

Accepted Answer

$$\mathrm{CH_3CH_2CH_2COOH}$$

Question 16

Which of the following is the correct condensed structure for a tertiary amine?

Accepted Answer

$$\mathrm{(CH_3$)_3N}$$

Question 17

Which of the following is the correct name for the amide with the skeletal structure $$\mathrm{CH_3CH_2CONH_2}$$?

Accepted Answer

Propionamide

Question 18

Which of the following is a correct set of reactants for the acid-catalyzed hydrolysis of propanamide?

Accepted Answer

$$\mathrm{CH_3CH_2CONH_2}$$ 	ext{ and } \mathrm{H_2O}$

Lipids, Carboxylic Acids, Esters, and Amines: Key Concepts and Reactions

Study Guide - Practice Questions