Question 1

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 A

Question 2

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

Accepted Answer

A)  2-methylbutane 
B)  3-methyl-1-butanol 
C)  3-methyl-2-butene 
D)  3-methyl-2-butanol 
A)  2-methylbutane 
B)  3-methyl-1-butanol 
C)  3-methyl-2-butene 
D)  3-methyl-2-butanol A

Question 3

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 A

Question 4

The following reaction would be classified as a Simmons-Smith reaction.

Accepted Answer

A) True 
 B)False

Question 5

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

Accepted Answer

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

Question 6

Which of the following compounds is the strongest base?

Accepted Answer

A)  CH3CH2MgBr 
B)  CH3CH2OH 
C)  CH3CH2OMgBr 
D)  CH3CH3 
A)  CH3CH2MgBr 
B)  CH3CH2OH 
C)  CH3CH2OMgBr 
D)  CH3CH3

Question 7

What is the final product of the following reaction? ​

Accepted Answer

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

Question 8

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

Accepted Answer

A)  2-iodo-7-methyloctane 
B)  (
E) -7-methyl-1-octene 
C)  (
E) -7-methyl-2-octene 
D)  (
E) -7-methyl-3-octene 
A)  2-iodo-7-methyloctane 
B)  (
E) -7-methyl-1-octene 
C)  (
E) -7-methyl-2-octene 
D)  (
E) -7-methyl-3-octene

Question 9

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 10

In organometallic bonds, carbon attains a partial negative charge which makes it both basic and nucleophilic.

Accepted Answer

A) True 
 B)False

Question 11

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 12

What is the change in oxidation state of the metal when magnesium reacts with an alkyl bromide to give an alkylmagnesium bromide (Grignard reagent)?

Accepted Answer

A)  0 → +1 
B)  0 → +2 
C)  0 → −1 
D)  0 → −2 
A)  0 → +1 
B)  0 → +2 
C)  0 → −1 
D)  0 → −2

Question 13

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

Accepted Answer

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

Question 14

Both Grignard reagents and Gilman reagents are synthetically useful because they form new carbon to carbon bonds.

Accepted Answer

A) True 
 B)False

Question 15

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 16

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

Accepted Answer

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

Question 17

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 18

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

Accepted Answer

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

Question 19

In a coupling reaction using a Gilman reagent, both of the Gilman reagent alkyl groups are transferred in the reaction

Accepted Answer

A) True 
 B)False

Question 20

The following conversion could be accomplished using a Grignard reaction.

Accepted Answer

A) True 
 B)False

Exam 15: An Introduction to Organometallic Compounds

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

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

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

The following reaction would be classified as a Simmons-Smith reaction.

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

Which of the following compounds is the strongest base?

What is the final product of the following reaction? ​

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?

In organometallic bonds, carbon attains a partial negative charge which makes it both basic and nucleophilic.

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

What is the change in oxidation state of the metal when magnesium reacts with an alkyl bromide to give an alkylmagnesium bromide (Grignard reagent)?

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

Both Grignard reagents and Gilman reagents are synthetically useful because they form new carbon to carbon bonds.

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

In a coupling reaction using a Gilman reagent, both of the Gilman reagent alkyl groups are transferred in the reaction

The following conversion could be accomplished using a Grignard reaction.

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

What is the final product of the following reaction?

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