Question 1

In a propanoic acid dimer, the two propanoic acid molecules are held together by two _____.

Accepted Answer

The answer of In a propanoic acid dimer, the two...

Question 2

When a carboxylic acid is dissolved in water, an acid-base equilibrium occurs: the carboxylic acid donates a proton to H2O, forming its conjugate base, a carboxylate anion, and water gains a proton, forming its conjugate acid, H3O+.

Accepted Answer

A) True 
 B)False

Question 3

Which is not a polyamide?

Accepted Answer

A) Kevlar 
B) Nylon 
C) Olestra 
D) N, N-dimethylpropylamide 
E) More than one of the compounds above is not a polyamide. 
A) Kevlar 
B) Nylon 
C) Olestra 
D) N, N-dimethylpropylamide 
E) More than one of the compounds above is not a polyamide.

Question 4

The two compounds shown below are formed when N-butylacetamide is hydrolyzed with water in the presence of NaOH.   and

Accepted Answer

A) True 
 B)False

Question 5

A common type of reaction for acyl compounds is substitution.

Accepted Answer

A) True 
 B)False

Question 6

The salts of carboxylic acids are commonly used as preservatives.

Accepted Answer

A) True 
 B)False

Question 7

A condensation polymer is a polymer formed when monomers containing two functional groups come together with the gain of a small molecule such as water.

Accepted Answer

A) True 
 B)False

Question 8

What is the hydrolysis reaction of an ester by a base called?

Accepted Answer

A) an addition reaction 
B) a Fischer esterification 
C) a substitution reaction 
D) a saponification 
A) an addition reaction 
B) a Fischer esterification 
C) a substitution reaction 
D) a saponification

Question 9

Which of the following properly describes soaps?

Accepted Answer

A) fatty acids 
B) salts of carboxylic acids that have a long hydrocarbon chain 
C) salts of carboxylic acids that have a short hydrocarbon chain 
D) carboxylic acids 
A) fatty acids 
B) salts of carboxylic acids that have a long hydrocarbon chain 
C) salts of carboxylic acids that have a short hydrocarbon chain 
D) carboxylic acids

Question 10

Which name is possible for a carboxylic acid?

Accepted Answer

A) 1-chloropentanoic acid 
B) 2-pentylbutanoic acid 
C) m-butylbenzoic acid 
D) 6, 6-dimethylhexanoic acid 
A) 1-chloropentanoic acid 
B) 2-pentylbutanoic acid 
C) m-butylbenzoic acid 
D) 6, 6-dimethylhexanoic acid

Question 11

What is the IUPAC name of the compound below?

Accepted Answer

A) propanamide 
B) ethylamide 
C) propanamine 
D) N-propylamide 
A) propanamide 
B) ethylamide 
C) propanamine 
D) N-propylamide

Question 12

Carboxylic acids, esters, and amides are three families of organic molecules that contain a carbonyl group (C=O)bonded to an element more electronegative than carbon.

Accepted Answer

A) True 
 B)False

Question 13

What organic product is formed when a carboxylic acid reacts with an alcohol in the presence of sulfuric acid?

Accepted Answer

A) an ether 
B) an ester 
C) a ketone 
D) an amide 
A) an ether 
B) an ester 
C) a ketone 
D) an amide

Question 14

Clavulanic acid (structure shown)is a drug used in conjunction with some antibiotics to overcome certain types of antibiotic resistance. How many chirality centers are in clavulanic acid?

Accepted Answer

A) 0 
B) 1 
C) 2 
D) 3 
E) 4 
A) 0 
B) 1 
C) 2 
D) 3 
E) 4

Question 15

The polyamide product shown is the result of the polymerization reaction between the indicated diacid and amine.

Accepted Answer

A) True 
 B)False

Question 16

_____ is the common name of the simplest amide.

Accepted Answer

The answer of _____ is the common name of the...

Question 17

Tertiary (3°)amides have higher boiling points and melting points than primary (1°)and secondary (2°)amides.

Accepted Answer

A) True 
 B)False

Question 18

What products are formed in the base hydrolysis of the ester shown below with NaOH?

Accepted Answer

A) ethanol and acetic acid 
B) acetic acid and sodium ethoxide 
C) methanol and sodium propanoate 
D) sodium acetate and water 
E) sodium acetate and ethanol 
A) ethanol and acetic acid 
B) acetic acid and sodium ethoxide 
C) methanol and sodium propanoate 
D) sodium acetate and water 
E) sodium acetate and ethanol

Question 19

Compounds that contain both a hydroxyl group (OH)and a carboxyl group (COOH)can undergo an intramolecular esterification reaction. The lactone product shown is the result of the intramolecular esterification reaction of the indicated starting material.

Accepted Answer

A) True 
 B)False

Question 20

The name of the compound below is N-ethylpentanamide.

Accepted Answer

A) True 
 B)False

Exam 17: Carboxylic Acids, Esters, and Amides

In a propanoic acid dimer, the two propanoic acid molecules are held together by two _____.

When a carboxylic acid is dissolved in water, an acid-base equilibrium occurs: the carboxylic acid donates a proton to H2O, forming its conjugate base, a carboxylate anion, and water gains a proton, forming its conjugate acid, H3O+.

Which is not a polyamide?

The two compounds shown below are formed when N-butylacetamide is hydrolyzed with water in the presence of NaOH. and

A common type of reaction for acyl compounds is substitution.

The salts of carboxylic acids are commonly used as preservatives.

A condensation polymer is a polymer formed when monomers containing two functional groups come together with the gain of a small molecule such as water.

What is the hydrolysis reaction of an ester by a base called?

Which of the following properly describes soaps?

Which name is possible for a carboxylic acid?

What is the IUPAC name of the compound below?

Carboxylic acids, esters, and amides are three families of organic molecules that contain a carbonyl group (C=O)bonded to an element more electronegative than carbon.

What organic product is formed when a carboxylic acid reacts with an alcohol in the presence of sulfuric acid?

Clavulanic acid (structure shown)is a drug used in conjunction with some antibiotics to overcome certain types of antibiotic resistance. How many chirality centers are in clavulanic acid?

The polyamide product shown is the result of the polymerization reaction between the indicated diacid and amine.

_____ is the common name of the simplest amide.

Tertiary (3°)amides have higher boiling points and melting points than primary (1°)and secondary (2°)amides.

What products are formed in the base hydrolysis of the ester shown below with NaOH?

Compounds that contain both a hydroxyl group (OH)and a carboxyl group (COOH)can undergo an intramolecular esterification reaction. The lactone product shown is the result of the intramolecular esterification reaction of the indicated starting material.

The name of the compound below is N-ethylpentanamide.

Matter and Measurement

Atoms and the Periodic Table

Ionic Compounds

Covalent Compounds

Chemical Reactions

Energy Changes, Reaction Rates, and Equilibrium

Gases, Liquids, and Solids

Solutions

Acids and Bases

Nuclear Chemistry

Introduction to Organic Molecules and Functional Groups

Alkanes

Unsaturated Hydrocarbons

Organic Compounds That Contain Oxygen, Halogen, or Sulfur

The Three-Dimensional Shape of Molecules

Aldehydes and Ketones

Amines and Neurotransmitters

Lipids

Carbohydrates

Amino Acids, Proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Digestion and the Conversion of Food Into Energy

Carbohydrate, Lipid, and Protein Metabolism

Filters

When a carboxylic acid is dissolved in water, an acid-base equilibrium occurs: the carboxylic acid donates a proton to H₂O, forming its conjugate base, a carboxylate anion, and water gains a proton, forming its conjugate acid, H₃O⁺.