Question 1

For the following reaction sequence provide the expected major organic product(s). Include all stereoisomers and clearly show relevant stereochemistry.

Accepted Answer

The answer of For the following reaction sequence provide the...

Question 2

Which of the alkenes below would be expected to produce at least one chirality center upon hydrohalogenation in the presence of peroxide?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 3

The expected major product(s) of HBr addition to the alkene shown would be:

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 4

What is the expected major product of the following reaction sequence?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 5

The expected first intermediate formed during a halohydrin reaction is:

Accepted Answer

A)  a halonium ion. 
B)  the most stable carbocation with OH on the adjacent carbon. 
C)  the most stable carbocation with X on the adjacent carbon. 
D)  a cyclic oxonium ion. 
E)  the most stable carbanion. 
A)  a halonium ion. 
B)  the most stable carbocation with OH on the adjacent carbon. 
C)  the most stable carbocation with X on the adjacent carbon. 
D)  a cyclic oxonium ion. 
E)  the most stable carbanion.

Question 6

What is the expected major product of the following reaction sequence?

Accepted Answer

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

Question 7

How many moles of hydrogen (H2) are consumed in the catalytic reduction of 1 mole of 1,3-dibromocyclohexa-1,4-diene?

Accepted Answer

A)  12 
B)  2 
C)  3 
D)  4 
E)  None of the above 
A)  12 
B)  2 
C)  3 
D)  4 
E)  None of the above

Question 8

Which of the following is the major product of the reaction shown?

Accepted Answer

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

For the following reaction sequence provide the expected major organic product(s). Include all stereoisomers and clearly show relevant stereochemistry.

Which of the alkenes below would be expected to produce at least one chirality center upon hydrohalogenation in the presence of peroxide?

The expected major product(s) of HBr addition to the alkene shown would be:

What is the expected major product of the following reaction sequence?

The expected first intermediate formed during a halohydrin reaction is:

What is the expected major product of the following reaction sequence?

How many moles of hydrogen (H₂) are consumed in the catalytic reduction of 1 mole of 1,3-dibromocyclohexa-1,4-diene?

Which of the following is the major product of the reaction shown?

A Review of General Chemistry: Electrons, Bonds, and Molecular Properties

Molecular Representations

Acids and Bases

Alkanes and Cycloalkanes

Stereoisomerism

Chemical Reactivity and Mechanisms

Substitution Reactions

Alkenes: Structure and Preparation Via Elimination Reactions

Alkynes

Radical Reactions

Synthesis

Alcohols and Phenols

Ethers and Epoxides; Thiols and Sulfides

Infrared Spectroscopy and Mass Spectrometry

Nuclear Magnetic Resonance Spectroscopy

Conjugated Pi Systems and Pericyclic Reactions

Aromatic Compounds

Aromatic Substitution Reactions

Aldehydes and Ketones

Carboxylic Acids and Their Derivatives

Alpha Carbon Chemistry: Enols and Enolates

Amines

Carbohydrates

Amino Acids, Peptides, and Proteins

Lipids

Synthetic Polymers

Filters

Exam 9: Addition Reactions of Alkenes

For the following reaction sequence provide the expected major organic product(s). Include all stereoisomers and clearly show relevant stereochemistry.

Which of the alkenes below would be expected to produce at least one chirality center upon hydrohalogenation in the presence of peroxide?

The expected major product(s) of HBr addition to the alkene shown would be:

What is the expected major product of the following reaction sequence?

The expected first intermediate formed during a halohydrin reaction is:

What is the expected major product of the following reaction sequence?

How many moles of hydrogen (H2) are consumed in the catalytic reduction of 1 mole of 1,3-dibromocyclohexa-1,4-diene?

Which of the following is the major product of the reaction shown?

A Review of General Chemistry: Electrons, Bonds, and Molecular Properties

Molecular Representations

Acids and Bases

Alkanes and Cycloalkanes

Stereoisomerism

Chemical Reactivity and Mechanisms

Substitution Reactions

Alkenes: Structure and Preparation Via Elimination Reactions

Alkynes

Radical Reactions

Synthesis

Alcohols and Phenols

Ethers and Epoxides; Thiols and Sulfides

Infrared Spectroscopy and Mass Spectrometry

Nuclear Magnetic Resonance Spectroscopy

Conjugated Pi Systems and Pericyclic Reactions

Aromatic Compounds

Aromatic Substitution Reactions

Aldehydes and Ketones

Carboxylic Acids and Their Derivatives

Alpha Carbon Chemistry: Enols and Enolates

Amines

Carbohydrates

Amino Acids, Peptides, and Proteins

Lipids

Synthetic Polymers

Filters

How many moles of hydrogen (H₂) are consumed in the catalytic reduction of 1 mole of 1,3-dibromocyclohexa-1,4-diene?