Question 1

Which of the following is the condensed formula for a generic carboxylic acid?

Accepted Answer

A) RCOH 
B) ROOC 
C) RCOOR 
D) RCOOH 
E) RCOHO 
A) RCOH 
B) ROOC 
C) RCOOR 
D) RCOOH 
E) RCOHO

Question 2

What is the name of the missing product in the reaction shown below? acetic acid + sodium hydroxide → ? + water

Accepted Answer

A) sodium acetate 
B) sodium chloride 
C) acetic hydroxide 
D) acetal 
E) sodium acetic acid 
A) sodium acetate 
B) sodium chloride 
C) acetic hydroxide 
D) acetal 
E) sodium acetic acid

Question 3

What other product is released when an anhydride is formed by the combination of two carboxylic acids?

Accepted Answer

A) alcohol 
B) water 
C) ester 
D) HCl 
E) hydrogen 
A) alcohol 
B) water 
C) ester 
D) HCl 
E) hydrogen

Question 4

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 5

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 6

The carboxyl group is found in all fatty acids.

Accepted Answer

A) True 
 B)False

Question 7

What is the IUPAC name of the compound formed by the oxidation of 2-bromopentanal?

Accepted Answer

A) 2-bromo-1-pentanol 
B) 2-bromopentanoate 
C) 2-bromopentanoic acid 
D) 2-bromo-2-pentanol 
E) 2-bromo-2-pentene 
A) 2-bromo-1-pentanol 
B) 2-bromopentanoate 
C) 2-bromopentanoic acid 
D) 2-bromo-2-pentanol 
E) 2-bromo-2-pentene

Question 8

What product,in addition to methanol,is produced in the hydrolysis of methyl ethanoate?

Accepted Answer

A) ethanol 
B) ethanal 
C) ethanone 
D) ethanoic acid 
E) formic acid 
A) ethanol 
B) ethanal 
C) ethanone 
D) ethanoic acid 
E) formic acid

Question 9

Carboxylic acids are generally weak acids.

Accepted Answer

A) True 
 B)False

Question 10

Methylparaben is an ester used as a preservative in foods,beverages,and cosmetics.It may be prepared by the reaction shown below.What is the structure of methylparaben?

Accepted Answer

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

Question 11

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

Accepted Answer

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

Question 12

A phosphate ester is formed when phosphoric acid reacts with which of the following types of compounds?

Accepted Answer

A) ester 
B) base 
C) alcohol 
D) carboxylic acid 
E) thio compound 
A) ester 
B) base 
C) alcohol 
D) carboxylic acid 
E) thio compound

Question 13

What is the name of the functional group found in all carboxylic acids?

Accepted Answer

A) acetal group 
B) enol group 
C) carboxyl group 
D) carbinol group 
E) hemiacetal group 
A) acetal group 
B) enol group 
C) carboxyl group 
D) carbinol group 
E) hemiacetal group

Question 14

Saponification is hydrogenation of an ester under basic conditions.

Accepted Answer

A) True 
 B)False

Question 15

Which one of the following types of compounds can react with a carboxylic acid to form an ester?

Accepted Answer

A) acyl chloride 
B) acetate 
C) alcohol 
D) ether 
E) aldehyde 
A) acyl chloride 
B) acetate 
C) alcohol 
D) ether 
E) aldehyde

Question 16

When a carboxylic acid dissolves in water,the ion shown below is formed.What is the name of this type of ion?

Accepted Answer

A) enolate ion 
B) acyl anion 
C) carboxylate anion 
D) oxalate ion 
E) acetate ion 
A) enolate ion 
B) acyl anion 
C) carboxylate anion 
D) oxalate ion 
E) acetate ion

Question 17

What is the IUPAC name of the following compound?

Accepted Answer

A) ethanoic acid 
B) lactic acid 
C) pyruvic acid 
D) butyric acid 
E) propanoic acid 
A) ethanoic acid 
B) lactic acid 
C) pyruvic acid 
D) butyric acid 
E) propanoic acid

Question 18

Which species or compound is often reacted with an acid chloride to produce an acid anhydride?

Accepted Answer

A) ROH 
B) R1COOR2 
C) HCl 
D) RCOO- 
E) NaOH 
A) ROH 
B) R1COOR2 
C) HCl 
D) RCOO- 
E) NaOH

Question 19

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 20

What is the IUPAC name for the missing product in the following equation? ethanoic acid + methanol   H2O + ?

Accepted Answer

A) methyl ethyl ketone 
B) ethyl methanoate 
C) 2-propanone 
D) 3-propanone 
E) methyl ethanoate 
A) methyl ethyl ketone 
B) ethyl methanoate 
C) 2-propanone 
D) 3-propanone 
E) methyl ethanoate

Exam 14: Carboxylic Acids and Carboxylic Acid Derivatives

Which of the following is the condensed formula for a generic carboxylic acid?

What is the name of the missing product in the reaction shown below? acetic acid + sodium hydroxide → ? + water

What other product is released when an anhydride is formed by the combination of two carboxylic acids?

What is the name of the compound shown below?

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

The carboxyl group is found in all fatty acids.

What is the IUPAC name of the compound formed by the oxidation of 2-bromopentanal?

What product,in addition to methanol,is produced in the hydrolysis of methyl ethanoate?

Carboxylic acids are generally weak acids.

Methylparaben is an ester used as a preservative in foods,beverages,and cosmetics.It may be prepared by the reaction shown below.What is the structure of methylparaben?

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

A phosphate ester is formed when phosphoric acid reacts with which of the following types of compounds?

What is the name of the functional group found in all carboxylic acids?

Saponification is hydrogenation of an ester under basic conditions.

Which one of the following types of compounds can react with a carboxylic acid to form an ester?

When a carboxylic acid dissolves in water,the ion shown below is formed.What is the name of this type of ion?

What is the IUPAC name of the following compound?

Which species or compound is often reacted with an acid chloride to produce an acid anhydride?

What is the IUPAC name of the simplest dicarboxylic acid?

What is the IUPAC name for the missing product in the following equation? ethanoic acid + methanol H2O + ?

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 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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What is the IUPAC name for the missing product in the following equation? ethanoic acid + methanol H₂O + ?