Question 1

Mono-bromination of the following alkane,   ,(using Br2 with light)would give?

Accepted Answer

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

Question 2

The reaction of 2,2-dimethylbutane with chlorine would yield how many monochloro derivatives? (include stereoisomers)

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) 5 
A) 1 
B) 2 
C) 3 
D) 4 
E) 5

Question 3

Which of the following would be the major product in 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 4

Which of the following would be the major product in the following reaction sequence?

Accepted Answer

A) I 
B) II 
C) III 
D) two of these choices 
E) none of these choices 
A) I 
B) II 
C) III 
D) two of these choices 
E) none of these choices

Question 5

What would be the major product of the following reaction?

Accepted Answer

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

Question 6

Which hydrogen would be abstracted first when mono-brominating with Br2 and light?

Accepted Answer

A) Ha 
B) Hb 
C) Hc 
D) Hd 
E) He 
A) Ha 
B) Hb 
C) Hc 
D) Hd 
E) He

Question 7

More than one monochloro compound can be obtained from the free radical chlorination of:

Accepted Answer

A) Cyclopentane 
B) Neopentane 
C) Isobutane 
D) Ethane 
E) Methane 
A) Cyclopentane 
B) Neopentane 
C) Isobutane 
D) Ethane 
E) Methane

Question 8

Which set of conditions does not result in allylic halogenation of an alkene?

Accepted Answer

A) Cl2 at 400 S1U1P1$\circ$S1S1P0C 
B) Cl2 in CCl4 at 25 S1U1P1$\circ$S1S1P0C 
C) Cl2,ROOR,h$v$ 
D) Br2 at low concentration in CCl4 
E) N-Bromosuccinimide in CCl4,ROOR 
A) Cl2 at 400 S1U1P1$\circ$S1S1P0C 
B) Cl2 in CCl4 at 25 S1U1P1$\circ$S1S1P0C 
C) Cl2,ROOR,h$v$ 
D) Br2 at low concentration in CCl4 
E) N-Bromosuccinimide in CCl4,ROOR

Question 9

What is the major product obtained from 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 10

Free radical mono-halogenation of an alkane is typically conducted using bromine versus chlorine because

Accepted Answer

A) the bromine radical is more reactive and therefore more selective. 
B) the chlorine radical is more reactive and therefore more selective. 
C) the chlorine radical is less reactive and therefore more selective. 
D) the bromine radical is less reactive and therefore more selective. 
E) None of these choices. 
A) the bromine radical is more reactive and therefore more selective. 
B) the chlorine radical is more reactive and therefore more selective. 
C) the chlorine radical is less reactive and therefore more selective. 
D) the bromine radical is less reactive and therefore more selective. 
E) None of these choices.

Question 11

What would be the 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 12

The end result of the autoxidation processes is the formation of water molecules as oxygen in the air extracts hydrogen from various sources.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following free radicals is the most stable?

Accepted Answer

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

Question 14

What would be the 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 15

Briefly,but clearly,explain the following observation:
When 2-methylbutane reacts with Cl2/h$v$,the monochlorinated products consist of four constitutional isomers in significant yields.However,when the same alkane is allowed to react with Br2/ h$v$,there is only one major monobromination product.

Accepted Answer

The final product distribution is a cons

Question 16

Free radical chlorination of hexane produces this number of monochloro derivatives (including stereoisomers):

Accepted Answer

A) 3 
B) 4 
C) 5 
D) 7 
E) 8 
A) 3 
B) 4 
C) 5 
D) 7 
E) 8

Question 17

Hydrogen abstraction from methane via a radical reaction generates a species that has trigonal planar geometry.

Accepted Answer

A) True 
 B)False

Question 18

What would be the 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 19

Free radicals can be produced by:

Accepted Answer

A) use of high temperatures. 
B) irradiation with light. 
C) reaction of a molecule with another free radical. 
D) both use of high temperatures and irradiation with light. 
E) use of high temperatures,irradiation with light,and reaction of a molecule with another free radical. 
A) use of high temperatures. 
B) irradiation with light. 
C) reaction of a molecule with another free radical. 
D) both use of high temperatures and irradiation with light. 
E) use of high temperatures,irradiation with light,and reaction of a molecule with another free radical.

Question 20

What would be the 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

Exam 10: Radical Reactions

Mono-bromination of the following alkane, ,(using Br2 with light)would give?

The reaction of 2,2-dimethylbutane with chlorine would yield how many monochloro derivatives? (include stereoisomers)

Which of the following would be the major product in the following reaction sequence?

Which of the following would be the major product in the following reaction sequence?

What would be the major product of the following reaction?

Which hydrogen would be abstracted first when mono-brominating with Br2 and light?

More than one monochloro compound can be obtained from the free radical chlorination of:

Which set of conditions does not result in allylic halogenation of an alkene?

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

Free radical mono-halogenation of an alkane is typically conducted using bromine versus chlorine because

What would be the major product of the following reaction sequence?

The end result of the autoxidation processes is the formation of water molecules as oxygen in the air extracts hydrogen from various sources.

Which of the following free radicals is the most stable?

What would be the major product of the following reaction sequence?

Free radical chlorination of hexane produces this number of monochloro derivatives (including stereoisomers):

Hydrogen abstraction from methane via a radical reaction generates a species that has trigonal planar geometry.

What would be the major product of the following reaction sequence?

Free radicals can be produced by:

What would be the major product of the following reaction sequence?

The Basics

Families of Carbon

Acids and Bases

Nomenclature and Conformations of Alkanes and Cycloalkanes

Stereochemistry

Nucleophilic Reactions

Alkenes and Alkynes I

Alkenes and Alkynes II

Nuclear Magnetic Resonance and Mass Spectrometry

Alcohols and Ethers

Alcohols From Carbonyl Compounds

Conjugated Unsaturated Systems

Aromatic Compounds

Reactions of Aromatic Compounds

Aldehydes and Ketones

Carboxylic Acids and Their Derivatives

Reactions at the Α Carbon of Carbonyl Compounds

Condensation and Conjugate Addition Reactions of Carbonyl Compounds

Amines

Transition Metal Complexes

Carbohydrates

Lipids

Amino Acids and Proteins

Nucleic Acids and Protein Synthesis

Filters

Mono-bromination of the following alkane, ,(using Br₂ with light)would give?

Which hydrogen would be abstracted first when mono-brominating with Br₂ and light?