Question 1

Which of these reactions will not produce a 1S1U1P1$\circ$S1S1P0 alcohol?

Accepted Answer

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

Question 2

Which of the following resonance structures is not a significant contributor to the hybrid for the carbonyl group?

Accepted Answer

A) I 
B) II 
C) III 
D) Neither II nor III is important. 
E) All are significant contributors. 
A) I 
B) II 
C) III 
D) Neither II nor III is important. 
E) All are significant contributors.

Question 3

Fundamentally,2-methyl-2-pentanol does not undergo oxidation by H2CrO4 because:

Accepted Answer

A) the intermediate chromate ester is not formed. 
B) the oxidant isn't in a sufficiently high oxidation state. 
C) the alcohol undergoes dehydration. 
D) the intermediate chromate ester cannot lose hydrogen. 
E) Actually,this oxidation does occur. 
A) the intermediate chromate ester is not formed. 
B) the oxidant isn't in a sufficiently high oxidation state. 
C) the alcohol undergoes dehydration. 
D) the intermediate chromate ester cannot lose hydrogen. 
E) Actually,this oxidation does occur.

Question 4

The final product,E,in the following reaction sequence is,

Accepted Answer

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

Question 5

The selective oxidation of a primary alcohol to an aldehyde using oxalyl chloride and DMSO at -60 °C,followed by triethylamine is referred to as the ___ oxidation.

Accepted Answer

The answer of The selective oxidation of a primary alcohol...

Question 6

Complete the following reaction sequence,giving structural details of all key intermediates.
1-hexene $\to$
i)HBr/ROOR
ii)Li
iii)(CH3CH2)2C=O
iv)C2H5I

Accepted Answer

The answer of Complete the following reaction sequence,giving structural details...

Question 7

The reactivity of organometallic compounds increases with the ___ of the carbon-metal bond.

Accepted Answer

percent io

Question 8

What is the major product from the reaction of 2-hexanol with PCC in CH2Cl2?

Accepted Answer

A) CH3CO2H 
B) CH3(CH2)3CO2H 
C)    
D) CH3(CH2)4CO2H 
E) Two of these choices. 
A) CH3CO2H 
B) CH3(CH2)3CO2H 
C)    
D) CH3(CH2)4CO2H 
E) Two of these choices.

Question 9

List the following compounds in order of increasing level of oxidation:

Accepted Answer

A) I,II,III 
B) I,III,II 
C) II,I,III 
D) III,II,I 
E) III,I,II 
A) I,II,III 
B) I,III,II 
C) II,I,III 
D) III,II,I 
E) III,I,II

Question 10

Predict the product(s)of the following reaction sequence:

Accepted Answer

The answer of Predict the product(s)of the following reaction sequence:...

Question 11

What is the final 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

Organomagnesium halides are known as ___.

Accepted Answer

The answer of Organomagnesium halides are known as ___....

Question 13

Which of the following molecules,if any,contains a prochiral carbon?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) All of these choices. 
A) I 
B) II 
C) III 
D) IV 
E) All of these choices.

Question 14

What would be the product,A,of the following reaction sequence?

Accepted Answer

A) CH3CH2CH2CH3 
B)    
C)    
D) CH3CH2CH2CH2OD 
E) CH3CH2CH2CH2D 
A) CH3CH2CH2CH3 
B)    
C)    
D) CH3CH2CH2CH2OD 
E) CH3CH2CH2CH2D

Question 15

Your task is to synthesize   through a Grignard synthesis.Which pairs of compounds listed below would you choose as starting materials?

Accepted Answer

A)    
B)    
C)    
D)    
E) None of these choices. 
A)    
B)    
C)    
D)    
E) None of these choices.

Question 16

Complete the following reaction sequence,giving structural details of all key intermediates.
2-methyl-1-pentene $\to$
i)BH3,THF
ii)H2O2,NaOH
iii)PCC,CH2Cl2
iv)CH3CH2C≡C:- Na+
v)NH4Cl

Accepted Answer

The answer of Complete the following reaction sequence,giving structural details...

Question 17

The Swern oxidation is a method successful for the selective oxidation of primary alcohols to aldehydes because:

Accepted Answer

A) oxalyl chloride is a weak oxidizing agent. 
B) primary alcohols cannot oxidize any further. 
C) hydration of the intermediate aldehyde is unable to take place under the conditions employed. 
D) DMSO is a reducing agent. 
E) None of these choices. 
A) oxalyl chloride is a weak oxidizing agent. 
B) primary alcohols cannot oxidize any further. 
C) hydration of the intermediate aldehyde is unable to take place under the conditions employed. 
D) DMSO is a reducing agent. 
E) None of these choices.

Question 18

What product(s)is/are produced in the 1:1 reaction of sec-butylmagnesium bromide with

Accepted Answer

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

Question 19

Predict the product(s)of the following reaction sequence:

Accepted Answer

The answer of Predict the product(s)of the following reaction sequence:...

Question 20

The reaction of lithium diethylcuprate with 1-bromo-4,4-dimethylhexane yields:

Accepted Answer

A) 3,3-Dimethylheptane 
B) 3,3-Dimethyloctane 
C) 1-Ethyl-4,4-dimethylhexane 
D) Di-4,4-dimethylhexylcuprate 
E) None of these choices. 
A) 3,3-Dimethylheptane 
B) 3,3-Dimethyloctane 
C) 1-Ethyl-4,4-dimethylhexane 
D) Di-4,4-dimethylhexylcuprate 
E) None of these choices.

Exam 12: Alcohols From Carbonyl Compounds

Which of these reactions will not produce a 1 ∘\circ∘ alcohol?

Which of the following resonance structures is not a significant contributor to the hybrid for the carbonyl group?

Fundamentally,2-methyl-2-pentanol does not undergo oxidation by H2CrO4 because:

The final product,E,in the following reaction sequence is,

The selective oxidation of a primary alcohol to an aldehyde using oxalyl chloride and DMSO at -60 °C,followed by triethylamine is referred to as the ___ oxidation.

Complete the following reaction sequence,giving structural details of all key intermediates. 1-hexene →\to→ i)HBr/ROOR ii)Li iii)(CH3CH2)2C=O iv)C2H5I

The reactivity of organometallic compounds increases with the ___ of the carbon-metal bond.

What is the major product from the reaction of 2-hexanol with PCC in CH2Cl2?

List the following compounds in order of increasing level of oxidation:

Predict the product(s)of the following reaction sequence:

What is the final product of the following reaction sequence?

Organomagnesium halides are known as ___.

Which of the following molecules,if any,contains a prochiral carbon?

What would be the product,A,of the following reaction sequence?

Your task is to synthesize through a Grignard synthesis.Which pairs of compounds listed below would you choose as starting materials?

Complete the following reaction sequence,giving structural details of all key intermediates. 2-methyl-1-pentene →\to→ i)BH3,THF ii)H2O2,NaOH iii)PCC,CH2Cl2 iv)CH3CH2C≡C:- Na+ v)NH4Cl

The Swern oxidation is a method successful for the selective oxidation of primary alcohols to aldehydes because:

What product(s)is/are produced in the 1:1 reaction of sec-butylmagnesium bromide with

Predict the product(s)of the following reaction sequence:

The reaction of lithium diethylcuprate with 1-bromo-4,4-dimethylhexane yields:

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

Radical Reactions

Alcohols and Ethers

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

Which of these reactions will not produce a 1^$\circ$ alcohol?

Fundamentally,2-methyl-2-pentanol does not undergo oxidation by H₂CrO₄ because:

Complete the following reaction sequence,giving structural details of all key intermediates. 1-hexene $\to$ i)HBr/ROOR ii)Li iii)(CH₃CH₂)₂C=O iv)C₂H₅I

What is the major product from the reaction of 2-hexanol with PCC in CH₂Cl₂?

Complete the following reaction sequence,giving structural details of all key intermediates. 2-methyl-1-pentene $\to$ i)BH₃,THF ii)H₂O₂,NaOH iii)PCC,CH₂Cl₂ iv)CH₃CH₂C≡C:^-Na⁺ v)NH₄Cl