Question 1

Which of the following statements about amide hydrolysis is false?

Accepted Answer

A) Both acidic and basic pathways are addition-elimination reactions. 
B) Under acidic conditions, the leaving group is ammonia or an amine. 
C) Under basic conditions, the leaving group is an amide ion. 
D) In both acidic and basic pathways, the amide's carbonyl oxygen is protonated. 
E) Both acidic and basic amide hydrolysis pathways are irreversible. 
A) Both acidic and basic pathways are addition-elimination reactions. 
B) Under acidic conditions, the leaving group is ammonia or an amine. 
C) Under basic conditions, the leaving group is an amide ion. 
D) In both acidic and basic pathways, the amide's carbonyl oxygen is protonated. 
E) Both acidic and basic amide hydrolysis pathways are irreversible.

Question 2

Which of these compounds would have the most downfield carbonyl signal in its 13C NMR spectrum?

Accepted Answer

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

Question 3

Which of these carbonyl compounds has the least basic carbonyl oxygen atom?

Accepted Answer

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

Question 4

Which of the following compounds will not be transformed to a carboxylic acid on treatment with aqueous acid?

Accepted Answer

A)   
B)   
C)   
D)   
E)  All these compounds can be transformed to carboxylic acids on treatment with aqueous acid. 
A)   
B)   
C)   
D)   
E)  All these compounds can be transformed to carboxylic acids on treatment with aqueous acid.

Question 5

For the following reaction:   How would each of the following affect the position of the equilibrium? 
A)Running the reaction in methanol as a solvent
B)Running the reaction in a still at a temperature of 85-90 °C
C)Running the reaction in the presence of anhydrous sodium sulfate at room temperature

Accepted Answer

a.The excess methanol would shift the eq

Question 6

Match the compound shown to the correct NMR spectrum.

Accepted Answer

The answer of Match the compound shown to the correct...

Question 7

Draw a mechanism for the following transformation.Include all necessary lone pairs, curved
arrows, and nonzero formal charges.

Accepted Answer

The answer of Draw a mechanism for the following transformation.Include...

Question 8

Predict the product of the following reaction conditions.

Accepted Answer

The answer of Predict the product of the following reaction...

Which of the following statements about amide hydrolysis is false?

Which of these compounds would have the most downfield carbonyl signal in its ¹³C NMR spectrum?

Which of these carbonyl compounds has the least basic carbonyl oxygen atom?

Which of the following compounds will not be transformed to a carboxylic acid on treatment with aqueous acid?

For the following reaction: How would each of the following affect the position of the equilibrium? A)Running the reaction in methanol as a solvent B)Running the reaction in a still at a temperature of 85-90 °C C)Running the reaction in the presence of anhydrous sodium sulfate at room temperature

Match the compound shown to the correct NMR spectrum.

Draw a mechanism for the following transformation.Include all necessary lone pairs, curved arrows, and nonzero formal charges.

Predict the product of the following reaction conditions.

Atoms and Molecules; Orbitals and Bonding

Alkanes

Alkenes and Alkynes

Stereochemistry

Rings

Substituted Alkanes: Alkyl Halides, Alcohols, Amines, Ethers,thiols, and Thioethers

Substitution Reactions: the Sn2 and Sn1 Reactions

Elimination Reactions: the E1 and E2 Reactions

Analytical Chemistry: Spectroscopy

Electrophilic Additions to Alkenes

More Additions to Bonds

Radical Reactions

Dienes and the Allyl System: 2p Orbitals in Conjugation

Aromaticity

Substitution Reactions of Aromatic Compounds

Carbonyl Chemistry 1: Addition Reactions

Carboxylic Acids

Carbonyl Chemistry 2: Reactions at the Α Position

Special Topic: Carbohydrates

Special Topic: Bio-Organic Chemistry

Special Topic: Amino Acids and Polyamino Acids Peptides and Proteins

Special Topic: Reactions Controlled by Orbital Symmetry

Special Topic: Intramolecular Reactions and Neighboring Group Participation

Filters

Exam 18: Derivatives of Carboxylic Acids: Acyl Compounds

Which of the following statements about amide hydrolysis is false?

Which of these compounds would have the most downfield carbonyl signal in its 13C NMR spectrum?

Which of these carbonyl compounds has the least basic carbonyl oxygen atom?

Which of the following compounds will not be transformed to a carboxylic acid on treatment with aqueous acid?

For the following reaction: How would each of the following affect the position of the equilibrium? A)Running the reaction in methanol as a solvent B)Running the reaction in a still at a temperature of 85-90 °C C)Running the reaction in the presence of anhydrous sodium sulfate at room temperature

Match the compound shown to the correct NMR spectrum.

Draw a mechanism for the following transformation.Include all necessary lone pairs, curved arrows, and nonzero formal charges.

Predict the product of the following reaction conditions.

Atoms and Molecules; Orbitals and Bonding

Alkanes

Alkenes and Alkynes

Stereochemistry

Rings

Substituted Alkanes: Alkyl Halides, Alcohols, Amines, Ethers,thiols, and Thioethers

Substitution Reactions: the Sn2 and Sn1 Reactions

Elimination Reactions: the E1 and E2 Reactions

Analytical Chemistry: Spectroscopy

Electrophilic Additions to Alkenes

More Additions to Bonds

Radical Reactions

Dienes and the Allyl System: 2p Orbitals in Conjugation

Aromaticity

Substitution Reactions of Aromatic Compounds

Carbonyl Chemistry 1: Addition Reactions

Carboxylic Acids

Carbonyl Chemistry 2: Reactions at the Α Position

Special Topic: Carbohydrates

Special Topic: Bio-Organic Chemistry

Special Topic: Amino Acids and Polyamino Acids Peptides and Proteins

Special Topic: Reactions Controlled by Orbital Symmetry

Special Topic: Intramolecular Reactions and Neighboring Group Participation

Filters

Which of these compounds would have the most downfield carbonyl signal in its ¹³C NMR spectrum?