Question 1

Instructions: Consider the reaction below to answer the following question(s).

-Refer to instructions.Compound B is the:

Accepted Answer

A) SN2 product 
B) SN1 product 
C) E2 product 
D) E1 product 
A) SN2 product 
B) SN1 product 
C) E2 product 
D) E1 product

Question 2

Predict the product of the following reaction:

Accepted Answer

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

Question 3

Instructions: Circle the correct response in each set below.
Refer to instructions.The least reactive compound in an SN1 reaction.

Accepted Answer

Question 4

Complete the following reaction sequence by drawing the structure of the products in the boxes provided.

Accepted Answer

The answer of Complete the following reaction sequence by drawing...

Question 5

Instructions: Circle the correct response in each set below.
Refer to instructions.The least reactive compound in an SN2 reaction.Explain your choice.

Accepted Answer

@#IMG-DLM& The carbon carrying the halog

Question 6

Instructions: Consider the pair of reactions below to answer the following question(s).

-Refer to instructions.Which of the following statements is false?

Accepted Answer

A) The kinetics of these reactions are second-order 
B) The kinetics of these reactions are first-order in the nucleophile 
C) The rate law would be of the form R = k[alkyl halide]2 
D) The kinetics of these reactions are first-order in alkyl halide 
A) The kinetics of these reactions are second-order 
B) The kinetics of these reactions are first-order in the nucleophile 
C) The rate law would be of the form R = k[alkyl halide]2 
D) The kinetics of these reactions are first-order in alkyl halide

Question 7

Instructions: Circle the correct response in each set below.
Refer to instructions.The best leaving group in an elimination reaction.

Accepted Answer

The answer of Instructions: Circle the correct response in each...

Question 8

Consider the following reaction:  
a)Draw the product of the reaction. How would you categorize this process mechanistically?
 	 
b)Which of the following spectral methods could be used to follow the progress of the reaction?
 	a. NMR spectroscopy
 	b. Mass spectrometry
 	c. Infrared spectroscopy
 	d. UV spectroscopy
 	e. all of these
 	f. a, b, and c only

Accepted Answer

The answer of Consider the following reaction:  
a)Draw the...

Question 9

What is the IUPAC name of the following compound?

Accepted Answer

A) (R)-2-bromo-2-vinylpentane 
B) (S)-2-bromo-2-vinylpentane 
C) (S)-3-bromo-3-propylbut-1-ene 
D) (R)-3-bromo-3-methylhex-1-ene 
A) (R)-2-bromo-2-vinylpentane 
B) (S)-2-bromo-2-vinylpentane 
C) (S)-3-bromo-3-propylbut-1-ene 
D) (R)-3-bromo-3-methylhex-1-ene

Question 10

Instructions: Consider the pair of reactions below to answer the following question(s).  
Refer to instructions.If the alkyl halide in each of these reactions was an alkyl chloride instead of the bromide,

Accepted Answer

A) the reaction rate would decrease. 
B) a better leaving group would be involved. 
C) a polar aprotic solvent would be needed. 
D) DG‡ would be decreased. 
A) the reaction rate would decrease. 
B) a better leaving group would be involved. 
C) a polar aprotic solvent would be needed. 
D) DG‡ would be decreased.

Question 11

Which of the following statements about an SN2 reaction is true?

Accepted Answer

A) There are two transition states. 
B) There is one energy maximum. 
C) The transition state can be isolated and studied. 
D) For a carbon electrophile in the transition state,the hybridization of an sp3 carbon remains unchanged. 
E) The reaction rate does not depend on the concentration of the electrophile. 
A) There are two transition states. 
B) There is one energy maximum. 
C) The transition state can be isolated and studied. 
D) For a carbon electrophile in the transition state,the hybridization of an sp3 carbon remains unchanged. 
E) The reaction rate does not depend on the concentration of the electrophile.

Question 12

Which of the following would produce a mixture of products when treated under appropriate conditions with N-bromosuccinimide?

Accepted Answer

A) oct-4-ene 
B) hept-1-ene 
C) 4,4-dimethylcyclopentene 
D) 4,5-dimethylcyclohexene 
E) all of these produce a mixture of products 
A) oct-4-ene 
B) hept-1-ene 
C) 4,4-dimethylcyclopentene 
D) 4,5-dimethylcyclohexene 
E) all of these produce a mixture of products

Question 13

Instructions: Consider the reaction below to answer the following question.

-Refer to instructions.The mechanism for this reaction is:

Accepted Answer

A) SN2 
B) E2 
C) SN1 
D) E1 
A) SN2 
B) E2 
C) SN1 
D) E1

Question 14

Instructions: Consider the pair of reactions below to answer the following question(s).

-Refer to instructions.The alkyl bromide starting materials in these reactions are classified as:

Accepted Answer

A) 3$\circ$ 
B) 2$\circ$ 
C) 1$\circ$ 
D) 4$\circ$ 
A) 3$\circ$ 
B) 2$\circ$ 
C) 1$\circ$ 
D) 4$\circ$

Question 15

What is the preferred stereochemistry of the E2 elimination?

Accepted Answer

A) inversion 
B) retention 
C) antiperiplanar 
D) synperiplanar 
E) gauche 
A) inversion 
B) retention 
C) antiperiplanar 
D) synperiplanar 
E) gauche

Question 16

Which of the following statements about an SN1 reaction is true?

Accepted Answer

A) the reaction occurs in one-step 
B) there is no effect on reaction rate by nucleophile 
C) primary alkyl halides react faster than secondary alkyl halides 
D) the reaction proceeds with inversion of stereochemistry 
E) the reaction is favored by aprotic solvents 
A) the reaction occurs in one-step 
B) there is no effect on reaction rate by nucleophile 
C) primary alkyl halides react faster than secondary alkyl halides 
D) the reaction proceeds with inversion of stereochemistry 
E) the reaction is favored by aprotic solvents

Question 17

Upon treatment with base,the following isotopically labeled compound gives rise to a major and a minor elimination product.Draw their structures and label each as major or minor.

Accepted Answer

The answer of Upon treatment with base,the following isotopically labeled...

Instructions: Consider the reaction below to answer the following question(s). -Refer to instructions.Compound B is the:

Predict the product of the following reaction:

Instructions: Circle the correct response in each set below. Refer to instructions.The least reactive compound in an S_N1 reaction.

Complete the following reaction sequence by drawing the structure of the products in the boxes provided.

Instructions: Circle the correct response in each set below. Refer to instructions.The least reactive compound in an S_N2 reaction.Explain your choice.

Instructions: Consider the pair of reactions below to answer the following question(s). -Refer to instructions.Which of the following statements is false?

Instructions: Circle the correct response in each set below. Refer to instructions.The best leaving group in an elimination reaction.

What is the IUPAC name of the following compound?

Instructions: Consider the pair of reactions below to answer the following question(s). Refer to instructions.If the alkyl halide in each of these reactions was an alkyl chloride instead of the bromide,

Which of the following statements about an S_N2 reaction is true?

Which of the following would produce a mixture of products when treated under appropriate conditions with N-bromosuccinimide?

Instructions: Consider the reaction below to answer the following question. -Refer to instructions.The mechanism for this reaction is:

Instructions: Consider the pair of reactions below to answer the following question(s). -Refer to instructions.The alkyl bromide starting materials in these reactions are classified as:

What is the preferred stereochemistry of the E2 elimination?

Which of the following statements about an S_N1 reaction is true?

Upon treatment with base,the following isotopically labeled compound gives rise to a major and a minor elimination product.Draw their structures and label each as major or minor.

Structure and Bonding

Polar Covalent Bonds: Acids and Bases

Organic Compounds: Alkanes and Their Stereochemistry

Organic Compounds: Cycloalkanes and Their Stereochemistry

Stereochemistry at Tetrahedral Centers

An Overview of Organic Reactions

Alkenes and Alkynes

Reactions of Alkenes and Alkynes

Aromatic Compounds

Structure Determination: Mass Spectrometry,infrared Spectroscopy,and Ultraviolet Spectroscopy

Structure Determination: Nuclear Magnetic Resonance Spectroscopy

Alcohols,phenols,and Thiols: Ethers and Sulfides

Aldehydes and Ketones: Nucleophilic Addition Reactions

Carboxylic Acids and Nitriles

Carboxylic Acid Derivatives: Nucleophilic Acyl Substitution Reactions

Carbonyl Alpha-Substitution and Condensation Reactions

Amines and Heterocycles

Biomolecules: Amino Acids,peptides,and Proteins

Amino Acid Metabolism

Biomolecules: Carbohydrates

Carbohydrate Metabolism

Biomolecules: Lipids and Their Metabolism

Biomolecules: Nucleic Acids and Their Metabolism

Filters

Exam 12: Organohalides: Nucleophilic Substitutions and Eliminations

Instructions: Consider the reaction below to answer the following question(s). -Refer to instructions.Compound B is the:

Predict the product of the following reaction:

Instructions: Circle the correct response in each set below. Refer to instructions.The least reactive compound in an SN1 reaction.

Complete the following reaction sequence by drawing the structure of the products in the boxes provided.

Instructions: Circle the correct response in each set below. Refer to instructions.The least reactive compound in an SN2 reaction.Explain your choice.

Instructions: Consider the pair of reactions below to answer the following question(s). -Refer to instructions.Which of the following statements is false?

Instructions: Circle the correct response in each set below. Refer to instructions.The best leaving group in an elimination reaction.

What is the IUPAC name of the following compound?

Instructions: Consider the pair of reactions below to answer the following question(s). Refer to instructions.If the alkyl halide in each of these reactions was an alkyl chloride instead of the bromide,

Which of the following statements about an SN2 reaction is true?

Which of the following would produce a mixture of products when treated under appropriate conditions with N-bromosuccinimide?

Instructions: Consider the reaction below to answer the following question. -Refer to instructions.The mechanism for this reaction is:

Instructions: Consider the pair of reactions below to answer the following question(s). -Refer to instructions.The alkyl bromide starting materials in these reactions are classified as:

What is the preferred stereochemistry of the E2 elimination?

Which of the following statements about an SN1 reaction is true?

Upon treatment with base,the following isotopically labeled compound gives rise to a major and a minor elimination product.Draw their structures and label each as major or minor.

Structure and Bonding

Polar Covalent Bonds: Acids and Bases

Organic Compounds: Alkanes and Their Stereochemistry

Organic Compounds: Cycloalkanes and Their Stereochemistry

Stereochemistry at Tetrahedral Centers

An Overview of Organic Reactions

Alkenes and Alkynes

Reactions of Alkenes and Alkynes

Aromatic Compounds

Structure Determination: Mass Spectrometry,infrared Spectroscopy,and Ultraviolet Spectroscopy

Structure Determination: Nuclear Magnetic Resonance Spectroscopy

Alcohols,phenols,and Thiols: Ethers and Sulfides

Aldehydes and Ketones: Nucleophilic Addition Reactions

Carboxylic Acids and Nitriles

Carboxylic Acid Derivatives: Nucleophilic Acyl Substitution Reactions

Carbonyl Alpha-Substitution and Condensation Reactions

Amines and Heterocycles

Biomolecules: Amino Acids,peptides,and Proteins

Amino Acid Metabolism

Biomolecules: Carbohydrates

Carbohydrate Metabolism

Biomolecules: Lipids and Their Metabolism

Biomolecules: Nucleic Acids and Their Metabolism

Filters

Instructions: Circle the correct response in each set below. Refer to instructions.The least reactive compound in an S_N1 reaction.

Instructions: Circle the correct response in each set below. Refer to instructions.The least reactive compound in an S_N2 reaction.Explain your choice.

Which of the following statements about an S_N2 reaction is true?

Which of the following statements about an S_N1 reaction is true?