Question 1

Predict the product for the following Claisen rearrangement.

Accepted Answer

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

Question 2

Which diene and dienophile would react to give the following Diels-Alder product?

Accepted Answer

The answer of Which diene and dienophile would react to...

Question 3

Which diene and dienophile would react to give the following Diels-Alder product?

Accepted Answer

The answer of Which diene and dienophile would react to...

Question 4

Rank the following dienes in order of decreasing heat of hydrogenation (highest to lowest).

Accepted Answer

The answer of Rank the following dienes in order of...

Question 5

Which one of the following dienes will have the lowest heat of hydrogenation?

Accepted Answer

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

Question 6

The Diels Alder reaction is a concerted reaction, which means

Accepted Answer

A)  The product contains a cyclic ring 
B)  The diene must be in the s-cis conformation to react. 
C)  All changes in bonding (bond making and bond breaking) occur simultaneously. 
D)  It is an endothermic reaction 
E)  Both exo and endo products are formed 
A)  The product contains a cyclic ring 
B)  The diene must be in the s-cis conformation to react. 
C)  All changes in bonding (bond making and bond breaking) occur simultaneously. 
D)  It is an endothermic reaction 
E)  Both exo and endo products are formed

Question 7

Use Woodward-Fieser rules to estimate the $\lambda$max for the following compound.

Accepted Answer

A)  237 nm 
B)  233 nm 
C)  222 nm 
D)  229 nm 
E)  none of these 
A)  237 nm 
B)  233 nm 
C)  222 nm 
D)  229 nm 
E)  none of these

Question 8

The following product is formed by an intramolecular Diels-Alder reaction. Provide the structure of the starting compound.

Accepted Answer

The answer of The following product is formed by an...

Question 9

How many  $\pi$-bonding molecular orbitals does 1,3-pentadiene have?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  none 
A)  1 
B)  2 
C)  3 
D)  4 
E)  none

Question 10

The following Diels-Alder reaction product is an intermediate in the synthesis of cholesterol. Provide the structure of the product.

Accepted Answer

The answer of The following Diels-Alder reaction product is an...

Question 11

Provide the structure of the 1,4 addition product for the reaction of 1,3-hexadiene with Br2/CCl4.

Accepted Answer

Predict the product for the following Claisen rearrangement.

Which diene and dienophile would react to give the following Diels-Alder product?

Which diene and dienophile would react to give the following Diels-Alder product?

Rank the following dienes in order of decreasing heat of hydrogenation (highest to lowest).

Which one of the following dienes will have the lowest heat of hydrogenation?

The Diels Alder reaction is a concerted reaction, which means

Use Woodward-Fieser rules to estimate the $\lambda$ _max for the following compound. $Use Woodward-Fieser rules to estimate the \lambda <sub>max</sub> for the following compound.$

The following product is formed by an intramolecular Diels-Alder reaction. Provide the structure of the starting compound.

How many $\pi$ -bonding molecular orbitals does 1,3-pentadiene have?

The following Diels-Alder reaction product is an intermediate in the synthesis of cholesterol. Provide the structure of the product.

Provide the structure of the 1,4 addition product for the reaction of 1,3-hexadiene with Br₂/CCl₄.

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

Addition Reactions of Alkenes

Alkynes

Radical Reactions

Synthesis

Alcohols and Phenols

Ethers and Epoxides; Thiols and Sulfides

Infrared Spectroscopy and Mass Spectrometry

Nuclear Magnetic Resonance Spectroscopy

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 17: Conjugated Pi Systems and Pericyclic Reactions

Predict the product for the following Claisen rearrangement.

Which diene and dienophile would react to give the following Diels-Alder product?

Which diene and dienophile would react to give the following Diels-Alder product?

Rank the following dienes in order of decreasing heat of hydrogenation (highest to lowest).

Which one of the following dienes will have the lowest heat of hydrogenation?

The Diels Alder reaction is a concerted reaction, which means

Use Woodward-Fieser rules to estimate the λ\lambdaλ max for the following compound.

The following product is formed by an intramolecular Diels-Alder reaction. Provide the structure of the starting compound.

How many π\piπ -bonding molecular orbitals does 1,3-pentadiene have?

The following Diels-Alder reaction product is an intermediate in the synthesis of cholesterol. Provide the structure of the product.

Provide the structure of the 1,4 addition product for the reaction of 1,3-hexadiene with Br2/CCl4.

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

Addition Reactions of Alkenes

Alkynes

Radical Reactions

Synthesis

Alcohols and Phenols

Ethers and Epoxides; Thiols and Sulfides

Infrared Spectroscopy and Mass Spectrometry

Nuclear Magnetic Resonance Spectroscopy

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

Use Woodward-Fieser rules to estimate the $\lambda$ _max for the following compound. $Use Woodward-Fieser rules to estimate the \lambda <sub>max</sub> for the following compound.$

How many $\pi$ -bonding molecular orbitals does 1,3-pentadiene have?

Provide the structure of the 1,4 addition product for the reaction of 1,3-hexadiene with Br₂/CCl₄.