Question 1

Which of the following molecules are aromatic hydrocarbons?

Accepted Answer

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

Question 2

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) A) and B)
F) A) and C) C

Question 3

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) All of the above
F) None of the above

Question 4

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) All of the above

Question 5

Which of the following compounds has the highest boiling point?

Accepted Answer

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

Question 6

Rank the following compounds in order of increasing melting point,putting the compound with the least melting point first.

Accepted Answer

A)  II 
B)  I 
C)  I 
D)  III < II < IE) B) and C)
F) A) and C)

Question 7

Which of the following is a secondary alcohol?

Accepted Answer

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

Question 8

Which of the following molecules can bond hydrogen to another molecule of itself?

Accepted Answer

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

Question 9

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) A) and B)
F) None of the above

Question 10

Which of the following molecules contain the same functional groups?

Accepted Answer

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

Question 11

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) B) and C)
F) All of the above

Question 12

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) All of the above
F) B) and C)

Question 13

Which of the following molecules are aliphatic hydrocarbons?

Accepted Answer

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

Question 14

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) A) and D)
F) All of the above

Question 15

Which of the following correctly matches the molecules to the names of the functional group? I. CH3OCH3 Ether
II)  CH3CONH2 Amine
III) CH3SH Thiol
IV) CH3CHO Alcohol

Accepted Answer

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

Question 16

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) None of the above

Question 17

Which of the following intermolecular forces would not form between similar molecules of the structure below?

Accepted Answer

A)  London dispersion forces
B)  Ion-ion
C)  Hydrogen bonding
D)  Dipole-dipoleE) None of the above
F) A) and C)

Question 18

Which of the following compounds is expected to be the most soluble in H2O? 2O?   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) B) and C)
F) All of the above

Question 19

Which of the following structures contains a secondary amine?

Accepted Answer

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

Question 20

What is the strongest intermolecular force present in 1-propanol?

Accepted Answer

A)  Ion-ion
B)  Hydrogen bonding
C)  Dipole-dipole
D)  Induced dipole-induced dipoleE) A) and B)
F) A) and C)

Exam 3: Introduction to Organic Molecules and Functional Groups

Which of the following molecules are aromatic hydrocarbons?

Correct AnswerverifiedShow Answer

The indicated bond is:

Correct AnswerverifiedC

List the intermolecular forces present in the following molecule:

Correct AnswerverifiedShow Answer

What intermolecular force is generally considered the strongest?

Correct AnswerverifiedShow Answer

Which of the following compounds has the highest boiling point?

Correct AnswerverifiedShow Answer

Rank the following compounds in order of increasing melting point,putting the compound with the least melting point first.

Correct AnswerverifiedShow Answer

Which of the following is a secondary alcohol?

Correct AnswerverifiedD

Which of the following molecules can bond hydrogen to another molecule of itself?

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 molecules contain the same functional groups?

Correct AnswerverifiedD

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which of the following molecules are aliphatic hydrocarbons?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which of the following correctly matches the molecules to the names of the functional group? I. CH3OCH3 Ether II) CH3CONH2 Amine III) CH3SH Thiol IV) CH3CHO Alcohol

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

Which of the following intermolecular forces would not form between similar molecules of the structure below?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which of the following structures contains a secondary amine?

Correct AnswerverifiedShow Answer

What is the strongest intermolecular force present in 1-propanol?

Correct AnswerverifiedShow Answer

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C

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D

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D

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. CH₃OCH₃Ether II) CH₃CONH₂Amine III) CH₃SH Thiol IV) CH₃CHO Alcohol

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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

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

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