Question 1

All carbonyl compounds that contain a nitrogen atom are amides.

Accepted Answer

A) True 
 B)False

Question 2

Which statement is false?

Accepted Answer

A) Aspirin is a synthetic compound; that is, it does not occur in nature. 
B) The active ingredient in aspirin is acetylsalicylic acid. 
C) Salicin, found in willow bark, and salicylic acid, found in meadowsweet blossoms, have structures that are similar to aspirin. 
D) Aspirin is a strong acid. 
A) Aspirin is a synthetic compound; that is, it does not occur in nature. 
B) The active ingredient in aspirin is acetylsalicylic acid. 
C) Salicin, found in willow bark, and salicylic acid, found in meadowsweet blossoms, have structures that are similar to aspirin. 
D) Aspirin is a strong acid.

Question 3

To be active, aspirin must cross a cell membrane, and to do so, it must be ionic.

Accepted Answer

A) True 
 B)False

Question 4

A cyclic ester is called a(n)_____.

Accepted Answer

The answer of A cyclic ester is called a(n)_____....

Question 5

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 _____, and water gains a proton, forming its conjugate acid, H3O+.

Accepted Answer

Question 6

The compound below can hydrogen bond to another molecule like itself.

Accepted Answer

A) True 
 B)False

Question 7

Which compound is the most soluble in water?

Accepted Answer

A) (CH3)2CHCH2COOCH3 
B) CH3CH2CH2CH2CH2COOH 
C) CH3(CH2)6CH3 
D) CH3CH2CH2CH2CH2COOK 
A) (CH3)2CHCH2COOCH3 
B) CH3CH2CH2CH2CH2COOH 
C) CH3(CH2)6CH3 
D) CH3CH2CH2CH2CH2COOK

Question 8

All natural and synthetic fibers are polymers.

Accepted Answer

A) True 
 B)False

Question 9

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 10

Which amide has the lowest boiling point?

Accepted Answer

A) CH3(CH2)5CONH2 
B) CH3CH2CON(CH2CH3)2 
C) CH3CH2CH2CH2CONHCH2CH3 
D) All of the amides above have the same boiling point. 
A) CH3(CH2)5CONH2 
B) CH3CH2CON(CH2CH3)2 
C) CH3CH2CH2CH2CONHCH2CH3 
D) All of the amides above have the same boiling point.

Question 11

The two compounds below have approximately the same boiling point.

Accepted Answer

A) True 
 B)False

Question 12

Triacylglycerols are esters formed from glycerol and three acids, each of which has a long carbon chain bonded to the carbonyl group.

Accepted Answer

A) True 
 B)False

Question 13

What is the IUPAC name of the compound below?

Accepted Answer

A) N, N-dimethylpropanamide 
B) N, N-dimethylethylamide 
C) dimethylpropanamide 
D) dimethylaminopropanamide 
A) N, N-dimethylpropanamide 
B) N, N-dimethylethylamide 
C) dimethylpropanamide 
D) dimethylaminopropanamide

Question 14

Which carboxylic acid is responsible for the sting of some types of ants?

Accepted Answer

A) formic acid (HCO2H) 
B) hexanoic acid (CH3(CH2)4COOH) 
C) acetic acid (CH3CO2H) 
D) propanoic acid (CH3CH2COOH) 
A) formic acid (HCO2H) 
B) hexanoic acid (CH3(CH2)4COOH) 
C) acetic acid (CH3CO2H) 
D) propanoic acid (CH3CH2COOH)

Question 15

Which of these structures represents a soap?

Accepted Answer

A) CH3CO2- K+ 
B) CH3(CH2)14CO2- Na+ 
C) CH3(CH2)12COOH 
D) CH3(CH2)7CO2(CH2)7Na 
E) More than one of the compounds above is a soap. 
A) CH3CO2- K+ 
B) CH3(CH2)14CO2- Na+ 
C) CH3(CH2)12COOH 
D) CH3(CH2)7CO2(CH2)7Na 
E) More than one of the compounds above is a soap.

Question 16

Nylon is an example of a condensation polymer.

Accepted Answer

A) True 
 B)False

Question 17

Carboxylic acids react with bases such as NaOH to form what type of compounds?

Accepted Answer

A) alcohols 
B) esters 
C) carboxylate salts 
D) carboxylic amides 
A) alcohols 
B) esters 
C) carboxylate salts 
D) carboxylic amides

Question 18

Carboxylic acids are capable of hydrogen bonding and often form dimers.

Accepted Answer

A) True 
 B)False

Question 19

A tertiary amide contains _____ C-N bonds.

Accepted Answer

The answer of A tertiary amide contains _____ C-N bonds....

Question 20

The reaction of a carboxylic acid (RCOOH)with an alcohol (R'OH)in the presence of an acid catalyst to form an ester (RCOOR')is called which of the following?

Accepted Answer

A) an addition reaction 
B) a Fischer esterification 
C) an acid-base reaction 
D) a saponification 
A) an addition reaction 
B) a Fischer esterification 
C) an acid-base reaction 
D) a saponification

Exam 17: Carboxylic Acids, Esters, and Amides

All carbonyl compounds that contain a nitrogen atom are amides.

Which statement is false?

To be active, aspirin must cross a cell membrane, and to do so, it must be ionic.

A cyclic ester is called a(n)_____.

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 _____, and water gains a proton, forming its conjugate acid, H3O+.

The compound below can hydrogen bond to another molecule like itself.

Which compound is the most soluble in water?

All natural and synthetic fibers are polymers.

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.

Which amide has the lowest boiling point?

The two compounds below have approximately the same boiling point.

Triacylglycerols are esters formed from glycerol and three acids, each of which has a long carbon chain bonded to the carbonyl group.

What is the IUPAC name of the compound below?

Which carboxylic acid is responsible for the sting of some types of ants?

Which of these structures represents a soap?

Nylon is an example of a condensation polymer.

Carboxylic acids react with bases such as NaOH to form what type of compounds?

Carboxylic acids are capable of hydrogen bonding and often form dimers.

A tertiary amide contains _____ C-N bonds.

The reaction of a carboxylic acid (RCOOH)with an alcohol (R'OH)in the presence of an acid catalyst to form an ester (RCOOR')is called which of the following?

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 _____, and water gains a proton, forming its conjugate acid, H₃O⁺.