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What molecular features are required for soap to properly dissolve grease and oil?


A) The molecule must be large.
B) The molecule must contain a polar head.
C) The molecule must contain a non-polar tail.
D) The molecule must contain both a polar head and a non-polar tail.

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

Correct Answer

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Which of the following compounds is expected to be the least soluble in H2O? Which of the following compounds is expected to be the least soluble in H<sub>2</sub>O? A) I B) II C) III D) IV


A) I
B) II
C) III
D) IV

E) C) and D)
F) B) and C)

Correct Answer

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Which of the following alkanes is expected to have the highest melting point? Which of the following alkanes is expected to have the highest melting point? A) I B) II C) III D) IV


A) I
B) II
C) III
D) IV

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

Correct Answer

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Rank the following compounds in order of increasing strength of intermolecular forces. Rank the following compounds in order of increasing strength of intermolecular forces. A) I > III > IV > II B) IV > II > I > III C) IV > I > III > II D) I > IV > II > III


A) I > III > IV > II
B) IV > II > I > III
C) IV > I > III > II
D) I > IV > II > III

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

Correct Answer

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Which of the following molecules contain the same functional groups? Which of the following molecules contain the same functional groups? A) I,II,IV B) I,II,III C) II,III,IV D) I,III,IV


A) I,II,IV
B) I,II,III
C) II,III,IV
D) I,III,IV

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

Correct Answer

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The indicated carbon atom is: The indicated carbon atom is: 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.


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) None of the above

Correct Answer

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Which of the following structures contains an amide? Which of the following structures contains an amide? A) I B) II C) III D) IV


A) I
B) II
C) III
D) IV

E) A) and D)
F) A) and C)

Correct Answer

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Which of the following compounds has the highest boiling point? Which of the following compounds has the highest boiling point? A) I B) II C) III D) IV


A) I
B) II
C) III
D) IV

E) B) and D)
F) C) and D)

Correct Answer

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Rank the following compounds in order of decreasing boiling point,putting the compound with the highest boiling point first. Rank the following compounds in order of decreasing boiling point,putting the compound with the highest boiling point first. A) I > II > III > IV B) III > IV > II > I C) III > II > IV > I D) I > IV > II > III


A) I > II > III > IV
B) III > IV > II > I
C) III > II > IV > I
D) I > IV > II > III

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

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) CH3CO2CH3 Ester III) CH3COCH3 Ketone IV) H2CO Alcohol


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

E) C) and D)
F) A) and B)

Correct Answer

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Which of the following structures contains an alkene? Which of the following structures contains an alkene? A) I B) II C) III D) IV


A) I
B) II
C) III
D) IV

E) B) and C)
F) C) and D)

Correct Answer

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Which of the following lists contains common heteroatoms found in organic molecules?


A) N,O,S,P,Cl
B) Na,O,S,P,Cl
C) Na,Mg,S,N,Cl
D) Na,Mg,O,N,Cl

E) A) and B)
F) All of the above

Correct Answer

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Rank the following compounds in order of decreasing melting point,putting the compound with the highest melting point first. Rank the following compounds in order of decreasing melting point,putting the compound with the highest melting point first. A) I > II > III B) II > III > I C) III > II > I D) III > I > II


A) I > II > III
B) II > III > I
C) III > II > I
D) III > I > II

E) None of the above
F) B) and C)

Correct Answer

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What intermolecular force is generally considered the weakest?


A) Hydrogen bonding
B) London dispersion forces
C) Dipole-dipole
D) Ion-ion

E) All of the above
F) C) and D)

Correct Answer

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List the intermolecular forces present in the following molecule: List the intermolecular forces present in the following molecule: A) Van der Waals B) Dipole-dipole interactions C) Hydrogen bonding D) More than one of these answer choices is correct.


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

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

Correct Answer

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


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) A) and B)
F) B) and D)

Correct Answer

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