Question 1

Which of the following polyfunctional carboxylic acids is incorrectly characterized?

Accepted Answer

A)  tartaric acid, C4 dihydroxydiacid 
B)  malic acid, C4 hydroxydiacid 
C)  pyruvic acid, C3 ketoacid 
D)  acrylic acid, C3 ketodiacid 
A)  tartaric acid, C4 dihydroxydiacid 
B)  malic acid, C4 hydroxydiacid 
C)  pyruvic acid, C3 ketoacid 
D)  acrylic acid, C3 ketodiacid D

Question 2

Use the following to answer the questions below:
For each pair of carboxylic acids, select a correct characterization from the response list. Responses may be used more than once or need not be used at all.

-Fumaric acid, Succinic acid

Accepted Answer

A)  Both are dicarboxylic acids. 
B)  Both are C3 acids. 
C)  Both are monohydroxy acids. 
D)  Both are unsubstituted monocarboxylic acids. 
A)  Both are dicarboxylic acids. 
B)  Both are C3 acids. 
C)  Both are monohydroxy acids. 
D)  Both are unsubstituted monocarboxylic acids. A

Question 3

Use the following to answer the questions below:
For each pair of compounds, select a correct characterization from the response list. Responses may be used more than once or need not be used at all.

-Acetic acid, Ethanoic acid

Accepted Answer

A)  have the same molecular formula but are different compounds 
B)  both contain a carbon ring system 
C)  contain the same number of carbon atoms but are not constitutional isomers 
D)  two names for the same compound 
A)  have the same molecular formula but are different compounds 
B)  both contain a carbon ring system 
C)  contain the same number of carbon atoms but are not constitutional isomers 
D)  two names for the same compound D

Question 4

Which of the following acids would produce a carboxylate ion with a minus-two charge?

Accepted Answer

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

Question 5

In which of the following pairs of compounds does the first listed compound have a greater solubility in water than the second listed compound?

Accepted Answer

A)  hexanoic acid, methanoic acid 
B)  sodium butanoate, butanoic acid 
C)  pentanoic acid, potassium pentanoate 
D)  more than one correct response 
E)  no correct response 
A)  hexanoic acid, methanoic acid 
B)  sodium butanoate, butanoic acid 
C)  pentanoic acid, potassium pentanoate 
D)  more than one correct response 
E)  no correct response

Question 6

Use the following to answer the questions below:
For each pair of compounds, select a correct characterization from the response list. Responses may be used more than once or need not be used at all.

-Methyl propanoate, Propyl methanoate

Accepted Answer

A)  have the same molecular formula but are different compounds 
B)  both contain a carbon ring system 
C)  contain the same number of carbon atoms but have different molecular formulas 
D)  two names for the same compound 
A)  have the same molecular formula but are different compounds 
B)  both contain a carbon ring system 
C)  contain the same number of carbon atoms but have different molecular formulas 
D)  two names for the same compound

Question 7

For which of the following types of carboxylic acid derivatives is the parent carboxylic acid(s) a product of the derivative's hydrolysis?

Accepted Answer

A)  acid anhydride 
B)  acid chloride 
C)  ester 
D)  more than one correct response 
E)  no correct response 
A)  acid anhydride 
B)  acid chloride 
C)  ester 
D)  more than one correct response 
E)  no correct response

Question 8

Use the following to answer the questions below:
In each of the following multiple-choice questions, characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true-false status of the statements using the choices:
-Statements: (1) Nitroglycerin is an example of a phosphate triester.
(2) In the body, aspirin is converted to salicylic acid, which is the "active" ingredient.
(3) Both ibuprofen and aspirin are propanoic acid derivatives.

Accepted Answer

A)  All three statements are true. 
B)  Two of the three statements are true. 
C)  Only one of the statements is true. 
D)  None of the statements is true. 
A)  All three statements are true. 
B)  Two of the three statements are true. 
C)  Only one of the statements is true. 
D)  None of the statements is true.

Question 9

When an ester undergoes saponification, one reaction product is

Accepted Answer

A)  water 
B)  a carboxylic acid 
C)  a ketone 
D)  a carboxylic acid salt 
A)  water 
B)  a carboxylic acid 
C)  a ketone 
D)  a carboxylic acid salt

Question 10

Use the following to answer the questions below:
In each of the following multiple-choice questions, characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true-false status of the statements using the choices:
-Statements: (1) Structurally, the difference between malonic acid and succinic acid is a -CH2- grouping.
(2) A carboxylic acid salt is generally more soluble in water than the carboxylic acid from which it is obtained.
(3) Ester hydrolysis and ester saponification are "reverse" reactions of each other.

Accepted Answer

A)  All three statements are true. 
B)  Two of the three statements are true. 
C)  Only one of the statements is true. 
D)  None of the statements is true. 
A)  All three statements are true. 
B)  Two of the three statements are true. 
C)  Only one of the statements is true. 
D)  None of the statements is true.

Question 11

Use the following to answer the questions below:
For each pair of carboxylic acids, select a correct characterization from the response list. Responses may be used more than once or need not be used at all.

-Citric acid, Lactic acid

Accepted Answer

A)  Both are dicarboxylic acids. 
B)  Both are C3 acids. 
C)  Both are monohydroxy acids. 
D)  Both are unsubstituted monocarboxylic acids. 
A)  Both are dicarboxylic acids. 
B)  Both are C3 acids. 
C)  Both are monohydroxy acids. 
D)  Both are unsubstituted monocarboxylic acids.

Question 12

The functional group present in carboxylic acids is called a

Accepted Answer

A)  carbonyl group 
B)  carboxyl group 
C)  carboxylate group 
D)  carbohydroxyl group 
A)  carbonyl group 
B)  carboxyl group 
C)  carboxylate group 
D)  carbohydroxyl group

Question 13

In which of the following pairs of carboxylic acids are both members of the pair dicarboxylic acids?

Accepted Answer

A)  malonic acid and succinic acid 
B)  glutaric acid and butyric acid 
C)  oxalic acid and acetic acid 
D)  more than one correct response 
E)  no correct response 
A)  malonic acid and succinic acid 
B)  glutaric acid and butyric acid 
C)  oxalic acid and acetic acid 
D)  more than one correct response 
E)  no correct response

Question 14

The monomers for the formation of a polyester are

Accepted Answer

A)  a dicarboxylic acid and a monoalcohol. 
B)  a dicarboxylic acid and a dialcohol. 
C)  two diesters. 
D)  two monoesters. 
A)  a dicarboxylic acid and a monoalcohol. 
B)  a dicarboxylic acid and a dialcohol. 
C)  two diesters. 
D)  two monoesters.

Question 15

Use the following to answer the questions below:
Identify the missing reactant in each of the reactions using the response list. Responses may be used more than once or need not be used at all.

-Acid + ? F1F1F1S1F1F1F10 ester + H2O

Accepted Answer

A)  water 
B)  base in water 
C)  alcohol 
D)  carboxylic acid 
A)  water 
B)  base in water 
C)  alcohol 
D)  carboxylic acid

Question 16

Which of the following is a correct notation for the carboxylic acid functional group?

Accepted Answer

A)    
B)    
C)    
D)  more than one correct response 
E)  no correct response 
A)    
B)    
C)    
D)  more than one correct response 
E)  no correct response

Question 17

Which of the following statements concerning the boiling points of carboxylic acids is correct?

Accepted Answer

A)  They are higher than those of corresponding alcohols. 
B)  They are lower than those of corresponding alkanes. 
C)  They are lower than those of corresponding aldehydes. 
D)  More than one correct response. 
E)  No correct response. 
A)  They are higher than those of corresponding alcohols. 
B)  They are lower than those of corresponding alkanes. 
C)  They are lower than those of corresponding aldehydes. 
D)  More than one correct response. 
E)  No correct response.

Question 18

Which of the following functional groups is always found at the end of a carbon chain?

Accepted Answer

A)  aldehyde 
B)  carboxylic acid 
C)  ketone 
D)  more than one correct response 
E)  no correct response 
A)  aldehyde 
B)  carboxylic acid 
C)  ketone 
D)  more than one correct response 
E)  no correct response

Question 19

Use the following to answer the questions below:
For each pair of compounds, select a correct characterization from the response list. Responses may be used more than once or need not be used at all.

-Benzoic acid, Propyl butanoate

Accepted Answer

A)  have the same molecular formula but are different compounds 
B)  both contain a carbon ring system 
C)  contain the same number of carbon atoms but are not constitutional isomers 
D)  two names for the same compound 
A)  have the same molecular formula but are different compounds 
B)  both contain a carbon ring system 
C)  contain the same number of carbon atoms but are not constitutional isomers 
D)  two names for the same compound

Question 20

The IUPAC name for the ester   is

Accepted Answer

A)  butyl methanoate 
B)  methyl butanoate 
C)  methyl butyl ester 
D)  methyl carboxybutane 
A)  butyl methanoate 
B)  methyl butanoate 
C)  methyl butyl ester 
D)  methyl carboxybutane

Exam 16: Carboxylic Acids, Esters, and Other Acid Derivatives

Which of the following polyfunctional carboxylic acids is incorrectly characterized?

Use the following to answer the questions below: For each pair of carboxylic acids, select a correct characterization from the response list. Responses may be used more than once or need not be used at all. -Fumaric acid, Succinic acid

Use the following to answer the questions below: For each pair of compounds, select a correct characterization from the response list. Responses may be used more than once or need not be used at all. -Acetic acid, Ethanoic acid

Which of the following acids would produce a carboxylate ion with a minus-two charge?

In which of the following pairs of compounds does the first listed compound have a greater solubility in water than the second listed compound?

Use the following to answer the questions below: For each pair of compounds, select a correct characterization from the response list. Responses may be used more than once or need not be used at all. -Methyl propanoate, Propyl methanoate

For which of the following types of carboxylic acid derivatives is the parent carboxylic acid(s) a product of the derivative's hydrolysis?

When an ester undergoes saponification, one reaction product is

Use the following to answer the questions below: For each pair of carboxylic acids, select a correct characterization from the response list. Responses may be used more than once or need not be used at all. -Citric acid, Lactic acid

The functional group present in carboxylic acids is called a

In which of the following pairs of carboxylic acids are both members of the pair dicarboxylic acids?

The monomers for the formation of a polyester are

Use the following to answer the questions below: Identify the missing reactant in each of the reactions using the response list. Responses may be used more than once or need not be used at all. -Acid + ?  ester + H2O

Which of the following is a correct notation for the carboxylic acid functional group?

Which of the following statements concerning the boiling points of carboxylic acids is correct?

Which of the following functional groups is always found at the end of a carbon chain?

Use the following to answer the questions below: For each pair of compounds, select a correct characterization from the response list. Responses may be used more than once or need not be used at all. -Benzoic acid, Propyl butanoate

The IUPAC name for the ester is

Basic Concepts About Matter

Measurements in Chemistry

Atomic Structure and the Periodic Table

Chemical Bonding: the Ionic Bond Model

Chemical Bonding: the Covalent Bond Model

Chemical Calculations: Formula Masses, Moles, and Chemical Equations

Gases, Liquids, and Solids

Solutions

Chemical Reactions

Acids, Bases, and Salts

Nuclear Chemistry

Saturated Hydrocarbons

Unsaturated Hydrocarbons

Alcohols, Phenols, and Ethers

Aldehydes and Ketones

Amines and Amides

Carbohydrates

Lipids

Proteins

Enzymes and Vitamins

Nucleic Acids

Biochemical Energy Production

Carbohydrate Metabolism

Lipid Metabolism

Protein Metabolism

Filters

Use the following to answer the questions below: Identify the missing reactant in each of the reactions using the response list. Responses may be used more than once or need not be used at all. -Acid + ?  ester + H₂O