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Which of the following alkanes has the highest boiling point?


A) 2,3-dimethylbutane
B) 2-methylpentane
C) 3-methylpentane
D) hexane

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

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In the following structure the positions labeled a and d are equatorial positions. In the following structure the positions labeled a and d are equatorial positions.

A) True
B) False

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What is the approximate dihedral angle between the two chlorine atoms in cis-1,2-dichlorocyclohexane?


A) 0 ∘\circ
B) 60 ∘\circ
C) 120 ∘\circ
D) 180 ∘\circ

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

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Which one of the following structures represents a different compound from the other three? Which one of the following structures represents a different compound from the other three? A) 1 B) 2 C) 3 D) 4


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

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

Correct Answer

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Which of the following cycloalkanes has the most ring strain?


A) cyclopropane
B) cyclobutane
C) cyclopentane
D) cyclohexane

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

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What is the IUPAC name of the following compound? What is the IUPAC name of the following compound? A) trans-1-isopropyl-4-methylcyclohexane B) cis-1-isopropyl-4-methylcyclohexane C) cis-2-isopropyl-5-methylcyclohexane D) cis-1-tert-butyl-4-methylcyclohexane


A) trans-1-isopropyl-4-methylcyclohexane
B) cis-1-isopropyl-4-methylcyclohexane
C) cis-2-isopropyl-5-methylcyclohexane
D) cis-1-tert-butyl-4-methylcyclohexane

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

Correct Answer

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Provide a neatly drawn plot of energy versus dihedral angle for rotation around the C2-C3 bond of butane. Provide a neatly drawn plot of energy versus dihedral angle for rotation around the C2-C3 bond of butane.

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What is the IUPAC name of the following compound? What is the IUPAC name of the following compound?

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What are the common and IUPAC names of the following compound? What are the common and IUPAC names of the following compound?

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common: ne...

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How many hydrogen atoms are there in decane?

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What is the IUPAC name of the following compound? What is the IUPAC name of the following compound?

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4-ethyl-2-...

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Provide a neatly drawn plot of energy versus dihedral angle for rotation around the C-C bond of ethane. Provide a neatly drawn plot of energy versus dihedral angle for rotation around the C-C bond of ethane.

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The most stable conformation of an alkane occurs when carbon-carbon bonds are staggered and bulky groups are anti.

A) True
B) False

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The following Newman projection represents 2-methylhexane. The following Newman projection represents 2-methylhexane.

A) True
B) False

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Which of the following cycloalkanes has the largest heat of combustion?


A) cyclopropane
B) cyclobutane
C) cyclopentane
D) cyclohexane

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

Correct Answer

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Provide a Newman projection of the most stable conformation of 3-methylpentane, CH3CH2CH(CH3)CH2CH3 looking along the C2-C3 bond.

Correct Answer

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Which one of the following structures represents a different compound from the other three? Which one of the following structures represents a different compound from the other three? A) 1 B) 2 C) 3 D) 4


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

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

Correct Answer

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Which of the following Newman projections represents 2,4-dimethylpentane? Which of the following Newman projections represents 2,4-dimethylpentane? A) 1 B) 2 C) 3 D) 4


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

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

Correct Answer

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What is the IUPAC name of the following compound? What is the IUPAC name of the following compound? A) 2-ethyl-4-methylpentane B) 2,4-dimethylhexane C) 3,5-dimethylhexane D) 1,1,3-trimethylpentane


A) 2-ethyl-4-methylpentane
B) 2,4-dimethylhexane
C) 3,5-dimethylhexane
D) 1,1,3-trimethylpentane

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

Correct Answer

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In the following conversion, the conformations are of equal stability. In the following conversion, the conformations are of equal stability.

A) True
B) False

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