Question 1

Which of the following aromatic rings is alkylated most rapidly by CH3CH2Cl/AlCl3?

Accepted Answer

A) benzene 
B) ethylbenzene 
C) chlorobenzene 
D) benzenesulfonic acid 
E) nitrobenzene 
A) benzene 
B) ethylbenzene 
C) chlorobenzene 
D) benzenesulfonic acid 
E) nitrobenzene

Question 2

Give the product(s)for the following reaction.

Accepted Answer

The answer of Give the product(s)for the following reaction. ...

Question 3

Identify the major product(s)for the reaction.

Accepted Answer

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

Question 4

Provide the major organic product of the reaction shown below.

Accepted Answer

The answer of Provide the major organic product of the...

Question 5

Which of the following is the best method for preparing m-chloroaniline from benzene?

Accepted Answer

A) NH3; Cl2/AlCl3 
B) Cl2/AlCl3; NH3 
C) Cl2/AlCl3; HNO3/H2SO4; Sn/HCl,HO- 
D) HNO3/H2SO4; Cl2/AlCl3; Sn/HCl,HO- 
E) HNO3/H2SO4; Sn/HCl; HO-; Cl2/AlCl3 
A) NH3; Cl2/AlCl3 
B) Cl2/AlCl3; NH3 
C) Cl2/AlCl3; HNO3/H2SO4; Sn/HCl,HO- 
D) HNO3/H2SO4; Cl2/AlCl3; Sn/HCl,HO- 
E) HNO3/H2SO4; Sn/HCl; HO-; Cl2/AlCl3

Question 6

Mark the most basic site in the molecule below with an asterisk.

Accepted Answer

The answer of Mark the most basic site in the...

Question 7

What is the structure of p-toluidine?

Accepted Answer

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

Question 8

What is the major organic product of the reaction shown below?

Accepted Answer

The answer of What is the major organic product of...

Question 9

Which step in the general mechanism for electrophilic aromatic substitution is rate-determining? Explain.

Accepted Answer

The first step involves addition of the

Question 10

Identify the major product(s)for the reaction.

Accepted Answer

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

Question 11

Draw the four major resonance structures of the carbocation intermediate in the reaction of anisole with HNO3/H2SO4 to yield p-nitroanisole.

Accepted Answer

Question 12

Bromination of benzene requires a Lewis acid catalyst while bromination of cyclohexene does not.Explain this difference in reactivity.

Accepted Answer

An alkene is a better nucleoph

Question 13

Which of the following is the first step in the mechanism of bromination?

Accepted Answer

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

Question 14

In electrophilic aromatic substitution,a halogen substituent is considered as

Accepted Answer

A) strongly activating. 
B) strongly deactivating. 
C) weakly activating. 
D) weakly deactivating. 
E) moderately activating. 
A) strongly activating. 
B) strongly deactivating. 
C) weakly activating. 
D) weakly deactivating. 
E) moderately activating.

Question 15

Provide the major organic product of the reaction shown below.

Accepted Answer

The answer of Provide the major organic product of the...

Question 16

Provide the best name for the organic compound below.

Accepted Answer

o-propylph

Question 17

Provide the structure of the major mononitration product(s)of the compound below.

Accepted Answer

The answer of Provide the structure of the major mononitration...

Question 18

What is the best method for the preparation of p-chlorotoluene in high yield?

Accepted Answer

A) start with benzene; methylate; chlorinate 
B) start with benzene; chlorinate; methylate 
C) start with toluene; chlorinate 
D) start with chlorobenzene; methylate 
E) start with p-aminotoluene; NaNO2/HCl,0°C; CuCl 
A) start with benzene; methylate; chlorinate 
B) start with benzene; chlorinate; methylate 
C) start with toluene; chlorinate 
D) start with chlorobenzene; methylate 
E) start with p-aminotoluene; NaNO2/HCl,0°C; CuCl

Question 19

Identify the best product for the following reaction.

Accepted Answer

A)    + LiBr 
B)    
C)    
D)    
E)    
A)    + LiBr 
B)    
C)    
D)    
E)

Question 20

Which of the following substrates is an electron withdrawing group overall?

Accepted Answer

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

Exam 18: Reactions of Benzene and Substituted Benzenes

Which of the following aromatic rings is alkylated most rapidly by CH3CH2Cl/AlCl3?

Give the product(s)for the following reaction.

Identify the major product(s)for the reaction.

Provide the major organic product of the reaction shown below.

Which of the following is the best method for preparing m-chloroaniline from benzene?

Mark the most basic site in the molecule below with an asterisk.

What is the structure of p-toluidine?

What is the major organic product of the reaction shown below?

Which step in the general mechanism for electrophilic aromatic substitution is rate-determining? Explain.

Identify the major product(s)for the reaction.

Draw the four major resonance structures of the carbocation intermediate in the reaction of anisole with HNO3/H2SO4 to yield p-nitroanisole.

Bromination of benzene requires a Lewis acid catalyst while bromination of cyclohexene does not.Explain this difference in reactivity.

Which of the following is the first step in the mechanism of bromination?

In electrophilic aromatic substitution,a halogen substituent is considered as

Provide the major organic product of the reaction shown below.

Provide the best name for the organic compound below.

Provide the structure of the major mononitration product(s)of the compound below.

What is the best method for the preparation of p-chlorotoluene in high yield?

Identify the best product for the following reaction.

Which of the following substrates is an electron withdrawing group overall?

Remembering General Chemistry: Electronic Structure and Bonding

Acids and Bases: Central to Understanding Organic Chemistry

An Introduction to Organic Compounds: Nomenclature, physical Properties, and Structure

Isomers: the Arrangement of Atoms in Space

Alkenes: Structure,nomenclature,and an Introduction to Reactivity - Thermodynamics and Kinetics

The Reactions of Alkenes - the Stereochemistry of Addition Reactions

The Reactions of Alkynes - Introduction to Multistep Synthesis

Delocalized Electrons: Their Effect on Stability, pka, and the Products of a Reaction - Aromaticity and Electronic Effects: an Introduction to the Reactions of Benzene

Substitution and Elimination Reactions of Alkyl Halides

Reactions of Alcohols, ethers, epoxides, amines and Sulfur-Containing Compounds

Organometallic Compounds

Radicals

Mass Spectrometry,infrared Spectroscopy,and Uvvis Spectroscopy

Nmr Spectroscopy

Reactions of Carboxylic Acids and Carboxylic Acid Derivatives

Reactions of Aldehydes and Ketones

Reactions at the Α-Carbon

More About Amines - Reactions of Heterocylic Compounds

The Organic Chemistry of Carbohydrates

Amino Acids,peptides,and Proteins

Catalysis in Organic Reactions and in Enzymatic Reactions

The Organic Chemistry of the Coenzymes, compounds Derived From Vitamins

The Organic Chemistry of the Metabolic Pathways

The Organic Chemistry of Lipids

The Chemistry of the Nucleic Acids

Synthetic Polymers

Pericyclic Reactions

Filters

Which of the following aromatic rings is alkylated most rapidly by CH₃CH₂Cl/AlCl₃?

Draw the four major resonance structures of the carbocation intermediate in the reaction of anisole with HNO₃/H₂SO₄ to yield p-nitroanisole.