Question 1

In the chlorination of methane, the propagation steps involve forming methyl, chlorine, and hydrogen radicals.

Accepted Answer

A) True 
 B)False

Question 2

What is the major organic product obtained from the following reaction?

Accepted Answer

A)   1
B)   2
C)   3
D)   4E) C) and D)
F) All of the above

Question 3

What is the major product of autooxidation of cyclohexene?

Accepted Answer

A)   1
B)   2
C)   3
D)   4E) C) and D)
F) All of the above

Question 4

How many π-bonding, non-bonding, and antibonding orbitals does the allyl radical possess?

Accepted Answer

A)   one bonding, one nonbonding, and one antibonding
B)   two bonding, no nonbonding, and no antibonding
C)   two bonding, one nonbonding, and no antibonding
D)   three bonding, no nonbonding, and no antibondingE) B) and C)
F) A) and B)

Question 5

How many electrons does the allyl radical have in p orbitals

Accepted Answer

A)   1
B)   2
C)   3
D)   4E) A) and B)
F) C) and D)

Question 6

Homolytic cleavage of CH3CH2CH2-O-O-CH2CH3 would produce two identical radicals.

Accepted Answer

A) True 
 B)False

Question 7

Autoxidation occurs by a radical chain mechanism that requires oxygen and an initiator.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following has the list of compounds in the correct order of decreasing boiling point (higher boiling point > lower boiling point) ?

Accepted Answer

A)   chloromethane > chloroethane > 2-chloropropane > 2-chloro-2-methylpropane
B)   2-chloro-2-methylpropane > 2-chloropropane > chloroethane > chloromethane
C)   chloroethane > chloromethane > 2-chloro-2-methylpropane > 2-chloropropane
D)   chloromethane > 2-chloro-2-methylpropane > 2-chloropropane > chloroethaneE) C) and D)
F) B) and D)

Question 9

What is the major organic product obtained from the following reaction?

Accepted Answer

A)   1
B)   2
C)   3
D)   4E) B) and C)
F) A) and C)

Question 10

What is the correct order of stability of the following radicals (more stable > less stable) ?  less stable) ?   A)  1 > 2 > 3 B)  2 > 1 > 3 C)  2 > 3 > 1 D)  3 > 2 > 1" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   1 > 2 > 3
B)   2 > 1 > 3
C)   2 > 3 > 1
D)   3 > 2 > 1E) C) and D)
F) A) and D)

Question 11

What type of reactive intermediate is formed in the reaction of propene with N-bromosuccinimide to give 3-bromo-1-propene?

Accepted Answer

A)   allylic carbocation
B)   allylic carbanion
C)   allylic radical
D)   cyclic bromonium ionE) A) and B)
F) C) and D)

Question 12

What is the IUPAC name of the following compound? ​

Accepted Answer

A)   1,3-dichloro-3-methylhexane
B)   3-methyl-1,3-dichlorohexane
C)   2-chloro-2-(1-chloroethyl) -hexane
D)   2,4-dichloro-2-(n-propyl) butaneE) B) and C)
F) A) and B)

Question 13

What is the IUPAC name of the following compound?

Accepted Answer

A)   (
E)  -1-chloro-1,2,3-trimethyl-1-butene
B)   (Z) -1-chloro-1,2,3-trimethyl-1-butene
C)   (
E)  -2-chloro-3,4-dimethyl-2-pentene
D)   (Z) -2-chloro-3,4-dimethyl-2-penteneE) None of the above
F) C) and D)

Question 14

The IUPAC name for the following substance is 6-methyl-2-bromoheptane.

Accepted Answer

A) True 
 B)False

Question 15

What is the IUPAC name of the following compound?

Accepted Answer

A)   (R) -1-chloro-3-methyl-2-cyclohexene
B)   (S) -1-chloro-3-methyl-2-cyclohexene
C)   (R) -3-chloro-1-methylcyclohexene
D)   (S) -3-chloro-1-methylcyclohexeneE) B) and D)
F) A) and B)

Question 16

Which of the following is an accurate statement of Hammond's postulate?

Accepted Answer

A)   The transition state of an exothermic reaction will resemble the starting materials (reactants)  more than the product.
B)   The transition state of an exothermic reaction will resemble the products more than the starting materials (reactants) .
C)   The transition state of an endothermic reaction will resemble the starting materials (reactants)  more than the product.
D)   the difference in energy between the starting materials (reactants)  and transition state controls the rate of a reaction.E) C) and D)
F) B) and D)

Question 17

The number of possible dibromination products of 2-methylpropane is______.

Accepted Answer

The answer of The number of possible dibromination products of...

Question 18

What is the major organic product obtained from the following reaction?

Accepted Answer

A)   1
B)   2
C)   3
D)   4E) A) and D)
F) A) and C)

Question 19

Which of the following has the list of compounds in the correct order of decreasing density (higher density > lower density) ?

Accepted Answer

A)   CH2Cl2 > CH2Br2 > CH2I2
B)   CH2Cl2 > CH2I2 > CH2Br2
C)   CH2I2 > CH2Br2 > CH2Cl2
D)   CH2I2 > CH2Cl2 > CH2Br2E) C) and D)
F) B) and D)

Question 20

Which of the following compounds is most susceptible to autooxidation?

Accepted Answer

A)   propene
B)   1,3-butadiene
C)   1,4-pentadiene
D)   1,5-hexadieneE) A) and B)
F) B) and D)

Exam 8: Haloalkanes, Halogenation, and Radical Reactions

What type of reactive intermediate is formed in the reaction of propene with N-bromosuccinimide to give 3-bromo-1-propene?

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What is the IUPAC name of the following compound?

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How many electrons does the allyl radical have in p orbitals

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How many π-bonding, non-bonding, and antibonding orbitals does the allyl radical possess?

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What is the correct order of stability of the following radicals (more stable > less stable) ?

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What is the IUPAC name of the following compound?

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The number of possible dibromination products of 2-methylpropane is______.

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What is the major organic product obtained from the following reaction?

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The IUPAC name for the following substance is 6-methyl-2-bromoheptane.

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Which of the following is an accurate statement of Hammond's postulate?

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What is the major organic product obtained from the following reaction?

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What is the major product of autooxidation of cyclohexene?

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What is the major organic product obtained from the following reaction?

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Autoxidation occurs by a radical chain mechanism that requires oxygen and an initiator.

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Which of the following has the list of compounds in the correct order of decreasing density (higher density > lower density) ?

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Which of the following compounds is most susceptible to autooxidation?

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In the chlorination of methane, the propagation steps involve forming methyl, chlorine, and hydrogen radicals.

Correct AnswerverifiedShow Answer

Which of the following has the list of compounds in the correct order of decreasing boiling point (higher boiling point > lower boiling point) ?

Correct AnswerverifiedShow Answer

Homolytic cleavage of CH3CH2CH2-O-O-CH2CH3 would produce two identical radicals.

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What is the IUPAC name of the following compound? ​

Correct AnswerverifiedShow Answer

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Homolytic cleavage of CH₃CH₂CH₂-O-O-CH₂CH₃ would produce two identical radicals.

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What is the IUPAC name of the following compound?

Correct Answer
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