Question 1

Soap is a triglyceride.

Accepted Answer

A) True 
 B)False

Question 2

What acid chloride and carboxylate anion are necessary to produce the acid anhydride shown below?

Accepted Answer

A) methanoate ion and propanoyl chloride 
B) ethanoyl chloride and butanoate ion 
C) ethanoate ion and propanoyl chloride 
D) ethanoyl chloride and propanoate ion 
E) butanoyl chloride and methanoate ion 
A) methanoate ion and propanoyl chloride 
B) ethanoyl chloride and butanoate ion 
C) ethanoate ion and propanoyl chloride 
D) ethanoyl chloride and propanoate ion 
E) butanoyl chloride and methanoate ion

Question 3

What is the name of the spherical particles formed in solution when specks of oil or grease are surrounded by soap molecules?

Accepted Answer

A) monomers 
B) micelles 
C) detergents 
D) polymers 
E) triglycerides 
A) monomers 
B) micelles 
C) detergents 
D) polymers 
E) triglycerides

Question 4

The base-catalyzed hydrolysis of a triglyceride produces which of the following?

Accepted Answer

A) soap 
B) polymers such as polyesters 
C) acid anhydrides 
D) glycerol and carboxylate salts 
E) soap, glycerol, and carboxylate salts 
A) soap 
B) polymers such as polyesters 
C) acid anhydrides 
D) glycerol and carboxylate salts 
E) soap, glycerol, and carboxylate salts

Question 5

Fats and oils are triesters of glycerol.

Accepted Answer

A) True 
 B)False

Question 6

What is the condensed formula for butyric acid?

Accepted Answer

A) CH3CH2CH2COOH 
B) CH3CH2CH2CH2COOH 
C) CH3CH2CH2CH2OH 
D) CH3CH2COCH2CH3 
E) None of the choices are correct. 
A) CH3CH2CH2COOH 
B) CH3CH2CH2CH2COOH 
C) CH3CH2CH2CH2OH 
D) CH3CH2COCH2CH3 
E) None of the choices are correct.

Question 7

What is the name of the compound shown below?

Accepted Answer

A) chloro propanoate 
B) propanoyl chloride 
C) ethyl chloroformate 
D) ethyl formyl chloride 
E) propyl chloride 
A) chloro propanoate 
B) propanoyl chloride 
C) ethyl chloroformate 
D) ethyl formyl chloride 
E) propyl chloride

Question 8

Carboxylic acids are generally weak acids.

Accepted Answer

A) True 
 B)False

Question 9

What is the common name of the carboxylic acid found in rancid butter?

Accepted Answer

A) acetic acid 
B) palmitic acid 
C) lactic acid 
D) butyric acid 
E) oleic acid 
A) acetic acid 
B) palmitic acid 
C) lactic acid 
D) butyric acid 
E) oleic acid

Question 10

The general structure of a soap molecule is shown below.The carboxylate "head" of the soap molecule is best described as which of the following?

Accepted Answer

A) hydrophobic 
B) lipophilic 
C) hydrophilic 
D) nonpolar 
E) polymeric 
A) hydrophobic 
B) lipophilic 
C) hydrophilic 
D) nonpolar 
E) polymeric

Question 11

What two compounds will react to produce hexyl acetate when heated together in the presence of a trace of acid?

Accepted Answer

A) hexane and ethanol 
B) hexene and acetic acid 
C) ethanol and hexanoic acid 
D) hexanol and acetic acid 
E) hexane and acetic acid 
A) hexane and ethanol 
B) hexene and acetic acid 
C) ethanol and hexanoic acid 
D) hexanol and acetic acid 
E) hexane and acetic acid

Question 12

Which of the following is the general structure for a thioester?

Accepted Answer

A) R−S−R 
B) R−S−S−R 
C)    
D)    
E)    
A) R−S−R 
B) R−S−S−R 
C)    
D)    
E)

Question 13

Acetic acid reacts with sodium hydroxide to produce

Accepted Answer

A) sodium acetate and water, the products of a neutralization reaction. 
B) sodium acetate and water, the products of an oxidation. 
C) sodium acetate and water, the products of a reduction. 
D) acetaldehyde and sodium metal, the products of a precipitation reaction. 
E) acetaldehyde and sodium metal, the products of an oxidation-reduction reaction. 
A) sodium acetate and water, the products of a neutralization reaction. 
B) sodium acetate and water, the products of an oxidation. 
C) sodium acetate and water, the products of a reduction. 
D) acetaldehyde and sodium metal, the products of a precipitation reaction. 
E) acetaldehyde and sodium metal, the products of an oxidation-reduction reaction.

Question 14

What is the common name of the following compound?

Accepted Answer

A) acyl anhydride 
B) methyl anhydride 
C) acetic anhydride 
D) diethyl anhydride 
E) formic anhydride 
A) acyl anhydride 
B) methyl anhydride 
C) acetic anhydride 
D) diethyl anhydride 
E) formic anhydride

Question 15

Formic acid is the simplest carboxylic acid.

Accepted Answer

A) True 
 B)False

Question 16

Which of the compounds below has the strongest intermolecular forces of attraction?

Accepted Answer

A) CH3OH 
B)    
C)    
D)    
E)    
A) CH3OH 
B)    
C)    
D)    
E)

Question 17

What is the IUPAC name of the simplest dicarboxylic acid?

Accepted Answer

A) ethanoic acid 
B) diethanoic acid 
C) methanoic acid 
D) methanedioic acid 
E) ethanedioic acid 
A) ethanoic acid 
B) diethanoic acid 
C) methanoic acid 
D) methanedioic acid 
E) ethanedioic acid

Question 18

Which of the following is the structure of o-chlorobenzoic acid?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 19

Soap molecules form micelles when dissolved in water.What part of the soap molecule is oriented on the inside of the micelle?

Accepted Answer

A) the negatively charged carboxylate "head" 
B) the positively charged carboxylate "head" 
C) the hydrophilic carboxylate group 
D) the hydrophobic hydrocarbon "tail" 
E) the polar hydrocarbon chain 
A) the negatively charged carboxylate "head" 
B) the positively charged carboxylate "head" 
C) the hydrophilic carboxylate group 
D) the hydrophobic hydrocarbon "tail" 
E) the polar hydrocarbon chain

Question 20

Lactic acid, also known as α-hydroxy propionic acid, is an α-hydroxy acid (AHA) found in some skin care products.What is its structure?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Exam 14: Carboxylic Acids and Carboxylic Acid Derivatives

Soap is a triglyceride.

What acid chloride and carboxylate anion are necessary to produce the acid anhydride shown below?

What is the name of the spherical particles formed in solution when specks of oil or grease are surrounded by soap molecules?

The base-catalyzed hydrolysis of a triglyceride produces which of the following?

Fats and oils are triesters of glycerol.

What is the condensed formula for butyric acid?

What is the name of the compound shown below?

Carboxylic acids are generally weak acids.

What is the common name of the carboxylic acid found in rancid butter?

The general structure of a soap molecule is shown below.The carboxylate "head" of the soap molecule is best described as which of the following?

What two compounds will react to produce hexyl acetate when heated together in the presence of a trace of acid?

Which of the following is the general structure for a thioester?

Acetic acid reacts with sodium hydroxide to produce

What is the common name of the following compound?

Formic acid is the simplest carboxylic acid.

Which of the compounds below has the strongest intermolecular forces of attraction?

What is the IUPAC name of the simplest dicarboxylic acid?

Which of the following is the structure of o-chlorobenzoic acid?

Soap molecules form micelles when dissolved in water.What part of the soap molecule is oriented on the inside of the micelle?

Lactic acid, also known as α-hydroxy propionic acid, is an α-hydroxy acid (AHA) found in some skin care products.What is its structure?

Chemistry:methods and Measurement

The Structure of the Atom and the Periodic Table

Structure and Properties of Ionic and Covalent Compounds

Calculations, Chemical Changes, and the Chemical Equation

States of Matter- Gases, Liquids, and Solids

Solutions

Energy, Rate and Equilibrium

Acids and Bases

The Nucleus, Radioactivity, and Nuclear Medicine

An Introduction to Organic Chemistry- the Saturated Hydrocarbons

The Unsaturated Hydrocarbons- Alkenes, Alkynes, and Aromatics

Alcohols, Phenols, Thiols, and Ethers

Aldehydes and Ketones

Amines and Amides

Carbohydrates

Lipids and Their Functions in Biochemical Systems

Protein Structure and Function

Enzymes

Introduction to Molecular Genetics

Carbohydrate Metabolism

Aerobic Respiration and Energy Production

Fatty Acid Metabolism

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