Question 1

What intermolecular force is generally considered the strongest?

Accepted Answer

A)  Hydrogen bonding
B)  London dispersion forces
C)  Covalent bonds
D)  Dipole-dipoleE) A) and B)
F) A) and C)

Question 2

Which of the following correctly matches the molecules to the names of the functional group? I. CH3OH Carboxylic acid
II)  CH3CO2CH3 Ester
III)  CH3COCH3 Ketone
IV)  H2CO Alcohol

Accepted Answer

A)  I and II
B)  III and IV
C)  II and III
D)  II and IVE) B) and D)
F) B) and C)

Question 3

The indicated bond is:

Accepted Answer

A)  Nucleophilic because it is electron-deficient.
B)  Electrophilic because it is electron-rich.
C)  Nucleophilic because it is electron-rich.
D)  Electrophilic because it is electron-deficient.E) A) and B)
F) A) and C)

Question 4

The indicated carbon atom is:

Accepted Answer

A)  Electrophilic because it is electron-deficient.
B)  Nucleophilic because it is electron-deficient.
C)  Electrophilic because it is electron-rich.
D)  Nucleophilic because it is electron-rich.E) C) and D)
F) A) and B) A

Question 5

Which of the following lists the correct functional groups found in aspartame,the artificial sweetener?

Accepted Answer

A)  Amine,aromatic,carboxylic acid,ether,ketone
B)  Amine,amide,aromatic,carboxylic acid,ester
C)  Amide,alcohol,aromatic,carboxylic acid,ether
D)  Amine,aromatic,carboxylic acid,ester,nitrileE) None of the above
F) All of the above B

Question 6

Which of the following structures contains an alkene?

Accepted Answer

A)  I
B)  II
C)  III
D)  IVE) A) and B)
F) A) and C)

Question 7

Rank the following compounds in order of increasing strength of intermolecular forces,putting the molecule with the weakest intermolecular force first.

Accepted Answer

A)  I 
B)  II 
C)  I 
D)  II < III < IE) C) and D)
F) None of the above

Question 8

Which of the following compounds is expected to be H2O soluble? 2O soluble?   A) I B) II C) III D) IV" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)  I
B)  II
C)  III
D)  IVE) A) and B)
F) All of the above

Question 9

Consider the molecule atenolol (a β blocker used to treat hypertension) .Which of the following lists the correct functional groups present in atenolol?

Accepted Answer

A)  Primary alcohol,amide,primary amine,aromatic,ether
B)  Secondary alcohol,amide,secondary amine,aromatic,ether
C)  Secondary alcohol,amide,primary amine,aromatic,ether
D)  Secondary alcohol,amide,secondary amine,aromatic,esterE) None of the above
F) A) and C)

Question 10

Rank the following compounds in order of increasing strength of intermolecular forces.  III > IV > II B) IV > II > I > III C) IV > I > III > II D) I > IV > II > III" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)  I > III > IV > II
B)  IV > II > I > III
C)  IV > I > III > II
D)  I > IV > II > IIIE) A) and B)
F) All of the above

Question 11

Which of the following structures contains a primary amine?

Accepted Answer

A)  I
B)  II
C)  III
D)  IVE) None of the above
F) C) and D)

Question 12

What intermolecular force is generally considered the weakest?

Accepted Answer

A)  Hydrogen bonding
B)  London dispersion forces
C)  Dipole-dipole
D)  Ion-ionE) A) and D)
F) B) and C) B

Question 13

Which of the following molecules are aromatic hydrocarbons?

Accepted Answer

A)  I
B)  II
C)  III
D)  I and IIIE) A) and D)
F) A) and C)

Question 14

The indicated bond is:

Accepted Answer

A)  Nucleophilic because it is electron-deficient.
B)  Electrophilic because it is electron-deficient.
C)  Nucleophilic because it electron-rich.
D)  Electrophilic because it is electron-rich.E) B) and C)
F) B) and D)

Question 15

Which of the following statements about vitamin C,drawn below,is true? 2O. B) Vitamin C is soluble in H2O. C) Vitamin C is an aliphatic hydrocarbon. D) Vitamin C contains a ketone functional group." class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)  Vitamin C is insoluble in H2O.
B)  Vitamin C is soluble in H2O.
C)  Vitamin C is an aliphatic hydrocarbon.
D)  Vitamin C contains a ketone functional group.E) A) and B)
F) All of the above

Question 16

Which of the following statements best describes the relationship between the surface area of a molecule and the strength of the intermolecular forces?

Accepted Answer

A)  The larger the surface area,the weaker the intermolecular forces.
B)  The larger the surface area,the stronger the intermolecular forces.
C)  The smaller the surface area,the stronger the intermolecular forces.
D)  There is no relationship between surface area and intermolecular forces.E) B) and D)
F) A) and B)

Question 17

List the intermolecular forces present in the following molecule:

Accepted Answer

A)  Van der Waals
B)  Dipole-dipole interactions
C)  Hydrogen bonding
D)  More than one of these answer choices is correct.E) C) and D)
F) A) and B)

Question 18

Which of the following statements about the solubility of organic compounds in H2O is true?

Accepted Answer

A)  The non-polar part of a molecule that is not attracted to water is said to be hydrophilic.
B)  The non-polar part of a molecule that is not attracted to water is said to be hydrophobic.
C)  The polar part of a molecule that can that can bond hydrogen to water is said to be hydrophobic.
D)  For an organic compound with one functional group that contains an O or N atom,the compound is water soluble only if it has 35 carbons.E) A) and B)
F) A) and C)

Question 19

Which of the following compounds has the highest boiling point?

Accepted Answer

A)  I
B)  II
C)  III
D)  IVE) All of the above
F) C) and D)

Question 20

Which of the following correctly matches the molecules to the names of the functional group? I. CH3NH2 Amide
II)  CH3SCH3 Sulfide
III) CH3CONH2 Amine
IV) CH3CO2CH3 Ester

Accepted Answer

A)  I and II
B)  II and IV
C)  III and IV
D)  II and IIIE) B) and C)
F) A) and D)

Exam 3: Introduction to Organic Molecules and Functional Groups

What intermolecular force is generally considered the strongest?

Correct AnswerverifiedShow Answer

Which of the following correctly matches the molecules to the names of the functional group? I. CH3OH Carboxylic acid II) CH3CO2CH3 Ester III) CH3COCH3 Ketone IV) H2CO Alcohol

Correct AnswerverifiedShow Answer

The indicated bond is:

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The indicated carbon atom is:

Correct AnswerverifiedA

Which of the following lists the correct functional groups found in aspartame,the artificial sweetener?

Correct AnswerverifiedB

Which of the following structures contains an alkene?

Correct AnswerverifiedShow Answer

Rank the following compounds in order of increasing strength of intermolecular forces,putting the molecule with the weakest intermolecular force first.

Correct AnswerverifiedShow Answer

Which of the following compounds is expected to be H2O soluble?

Correct AnswerverifiedShow Answer

Consider the molecule atenolol (a β blocker used to treat hypertension) .Which of the following lists the correct functional groups present in atenolol?

Correct AnswerverifiedShow Answer

Rank the following compounds in order of increasing strength of intermolecular forces.

Correct AnswerverifiedShow Answer

Which of the following structures contains a primary amine?

Correct AnswerverifiedShow Answer

What intermolecular force is generally considered the weakest?

Correct AnswerverifiedB

Which of the following molecules are aromatic hydrocarbons?

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The indicated bond is:

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Which of the following statements about vitamin C,drawn below,is true?

Correct AnswerverifiedShow Answer

Which of the following statements best describes the relationship between the surface area of a molecule and the strength of the intermolecular forces?

Correct AnswerverifiedShow Answer

List the intermolecular forces present in the following molecule:

Correct AnswerverifiedShow Answer

Which of the following statements about the solubility of organic compounds in H2O is true?

Correct AnswerverifiedShow Answer

Which of the following compounds has the highest boiling point?

Correct AnswerverifiedShow Answer

Which of the following correctly matches the molecules to the names of the functional group? I. CH3NH2 Amide II) CH3SCH3 Sulfide III) CH3CONH2 Amine IV) CH3CO2CH3 Ester

Correct AnswerverifiedShow Answer

Correct Answer
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Which of the following correctly matches the molecules to the names of the functional group? I. CH₃OH Carboxylic acid II) CH₃CO₂CH₃Ester III) CH₃COCH₃Ketone IV) H₂CO Alcohol

Correct Answer
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A

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B

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Which of the following compounds is expected to be H₂O soluble?

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B

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Which of the following statements about the solubility of organic compounds in H₂O is true?

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Which of the following correctly matches the molecules to the names of the functional group? I. CH₃NH₂Amide II) CH₃SCH₃Sulfide III) CH₃CONH₂Amine IV) CH₃CO₂CH₃Ester

Correct Answer
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