Question 1

Consider the following reaction to answer the following question(s).  
-Substance ____ is the nucleophile in the reaction.

Accepted Answer

A) A 
B) B 
C) C 
A) A 
B) B 
C) C

Question 2

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

Accepted Answer

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

Question 3

Which combination(s) of alkyl bromide and epoxide can be used to prepare the following product by addition of the Grignard reagent derived from the alkyl bromide to the epoxide?

Accepted Answer

A) only 1 
B) only 2 
C) only 1 and 3 
D) only 2 and 4 
A) only 1 
B) only 2 
C) only 1 and 3 
D) only 2 and 4

Question 4

Consider the following conversion.   Use this reacton to answer the following questions.
-The second step in this conversion would be reaction with:

Accepted Answer

A)  Mg/ether 
B)  PCC 
C)  oxirane 
A)  Mg/ether 
B)  PCC 
C)  oxirane

Question 5

The reaction of an alkene with dichlorocarbene is stereospecific.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following bonds has the most ionic character?

Accepted Answer

A) C-Al 
B) C-Hg 
C) C-Mg 
D) C-Zn 
A) C-Al 
B) C-Hg 
C) C-Mg 
D) C-Zn

Question 7

What is the major organic product obtained from the following sequence of reactions?

Accepted Answer

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

Question 8

What is the major organic product obtained from the following sequence of reactions?

Accepted Answer

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

Question 9

Consider the following reaction to answer the following question(s).  
-Substance A is termed a ___________reagent.

Accepted Answer

The answer of Consider the following reaction to answer the...

Question 10

Consider the following reaction.   The name of the product that should be placed in the box is __________________.

Accepted Answer

The answer of Consider the following reaction.   The...

Question 11

Which combination(s) of alkyl bromide and epoxide can be used to prepare the following product by addition of the Grignard reagent derived from the alkyl bromide to the epoxide?

Accepted Answer

A) only 1 
B) only 2 
C) only 1 and 3 
D) only 2 and 4 
A) only 1 
B) only 2 
C) only 1 and 3 
D) only 2 and 4

Question 12

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

Accepted Answer

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

Question 13

The percent ionic character of a C-Mg bond is less than that of a C-Cu bond.

Accepted Answer

A) True 
 B)False

Question 14

What is the major organic product obtained from the following sequence of reactions?

Accepted Answer

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

Question 15

What reactive intermediates are involved in the following reaction?

Accepted Answer

A) the trichloromethyl anion (Cl3C:-) and dichlorocarbene (Cl2C:) 
B) the trichloromethyl cation (Cl3C+) 
C) the cyclohexyl carbocation 
D) the cyclic chloronium ion derived from cyclohexene 
A) the trichloromethyl anion (Cl3C:-) and dichlorocarbene (Cl2C:) 
B) the trichloromethyl cation (Cl3C+) 
C) the cyclohexyl carbocation 
D) the cyclic chloronium ion derived from cyclohexene

Question 16

The following conversion could be accomplished using a Grignard reaction.

Accepted Answer

A) True 
 B)False

Question 17

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

Accepted Answer

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

Question 18

Which of the following is not true regarding the carbon atom of the methylene carbene, H2C: ?

Accepted Answer

A) it is sp2 hybridized 
B) it has a complete octet of valence electrons 
C) it has a vacant 2p atomic orbital 
D) it has a lone pair of electrons in an sp2 molecular orbital 
A) it is sp2 hybridized 
B) it has a complete octet of valence electrons 
C) it has a vacant 2p atomic orbital 
D) it has a lone pair of electrons in an sp2 molecular orbital

Question 19

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

Accepted Answer

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

Question 20

Consider the reaction below to answer the following question(s).  
-In this reaction the alkene would be classified as the:

Accepted Answer

A)  electrophile 
B)  nucleophile 
C)  Lewis base 
D)  both b and c 
A)  electrophile 
B)  nucleophile 
C)  Lewis base 
D)  both b and c

Exam 15: An Introduction to Organometallic Compounds

Consider the following reaction to answer the following question(s). -Substance ____ is the nucleophile in the reaction.

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

Which combination(s) of alkyl bromide and epoxide can be used to prepare the following product by addition of the Grignard reagent derived from the alkyl bromide to the epoxide?

Consider the following conversion. Use this reacton to answer the following questions. -The second step in this conversion would be reaction with:

The reaction of an alkene with dichlorocarbene is stereospecific.

Which of the following bonds has the most ionic character?

What is the major organic product obtained from the following sequence of reactions?

What is the major organic product obtained from the following sequence of reactions?

Consider the following reaction to answer the following question(s). -Substance A is termed a ___________reagent.

Consider the following reaction. The name of the product that should be placed in the box is __________________.

Which combination(s) of alkyl bromide and epoxide can be used to prepare the following product by addition of the Grignard reagent derived from the alkyl bromide to the epoxide?

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

The percent ionic character of a C-Mg bond is less than that of a C-Cu bond.

What is the major organic product obtained from the following sequence of reactions?

What reactive intermediates are involved in the following reaction?

The following conversion could be accomplished using a Grignard reaction.

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

Which of the following is not true regarding the carbon atom of the methylene carbene, H2C: ?

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

Consider the reaction below to answer the following question(s). -In this reaction the alkene would be classified as the:

Covalent Bonding and Shapes of Molecules

Alkanes and Cycloalkanes

Stereoisomerism and Chirality

Acids and Bases

Alkenes: Bonding, Nomenclature, and Properties

Reactions of Alkenes

Alkynes

Haloalkanes, Halogenation, and Radical Reactions

Nucleophilic Substitution and Beta-Elimination

Alcohols

Ethers, Epoxides, and Sulfides

Infrared Spectroscopy

Nuclear Magnetic Resonance Spectroscopy

Mass Spectrometry

Aldehydes and Ketones

Carboxylic Acids

Functional Derivatives of Carboxylic Acids

Enolate Anions and Enamines

Dienes, Conjugated Systems, and Pericyclic Reactions

Benzene and the Concept of Aromaticity

Reactions of Benzene and Its Derivatives

Amines

Catalytic Carbon-Carbon Bond Formation

Carbohydrates

Lipids

Amino Acids and Proteins

Nucleic Acids

Organic Polymer Chemistry

Filters

Which of the following is not true regarding the carbon atom of the methylene carbene, H₂C: ?