Question 1

Identify the labeled carbon as primary,secondary,or tertiary.

Accepted Answer

The answer of Identify the labeled carbon as primary,secondary,or tertiary....

Question 2

Draw an energy diagram for the following reaction.

Accepted Answer

The answer of Draw an energy diagram for the following...

Question 3

Is the following nucleophile strong or weak? Li+

Accepted Answer

A) Strong 
B) Weak 
C) Not a nucleophile 
A) Strong 
B) Weak 
C) Not a nucleophile

Question 4

What are two features typical of a leaving group?

Accepted Answer

1.A leaving group withdraws el

Question 5

Which of the following solvents is not protic?

Accepted Answer

A) EtOH 
B) H2O 
C) NH3 
D) hexane 
A) EtOH 
B) H2O 
C) NH3 
D) hexane

Question 6

For the following reaction,which of the following is the mechanism?

Accepted Answer

A) SN1 
B) SN2 
C) Protonation 
D) Elimination 
A) SN1 
B) SN2 
C) Protonation 
D) Elimination

Question 7

What reaction mechanism is most likely for substitution on the following compound?

Accepted Answer

A) SN1 
B) SN2 
C) Either 
D) Neither 
A) SN1 
B) SN2 
C) Either 
D) Neither

Question 8

Which reagents would you use for the following reaction?

Accepted Answer

A) methanol 
B) methanol in acetonitrile 
C) NaOMe in water 
D) NaOMe in acetonitrile 
A) methanol 
B) methanol in acetonitrile 
C) NaOMe in water 
D) NaOMe in acetonitrile

Question 9

For the following reaction,label the nucleophile,electrophile,and leaving group.

Accepted Answer

The answer of For the following reaction,label the nucleophile,electrophile,and leaving...

Question 10

How would you accomplish the following transformation?

Accepted Answer

The answer of How would you accomplish the following transformation?...

Question 11

Provide examples of the 4 patterns for steps in the mechanisms of substitution reactions.

Accepted Answer

1.Nucleophilic attac

Question 12

Rank the following substrates from most to least reactive in an SN2 reaction.

Accepted Answer

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

Question 13

Which of the following is the rate law for the following SN2 reaction?

Accepted Answer

A) Rate = k[1-bromopropane] 
B) Rate = k[NaCN] 
C) Rate = k[NaCN][1-bromopropane] 
D) Rate = k[NaCN]2 
A) Rate = k[1-bromopropane] 
B) Rate = k[NaCN] 
C) Rate = k[NaCN][1-bromopropane] 
D) Rate = k[NaCN]2

Question 14

Which of the following is a good leaving group?

Accepted Answer

A) -OH 
B) -CH3 
C) -Br 
D) -NH2 
A) -OH 
B) -CH3 
C) -Br 
D) -NH2

Question 15

Identify the labeled carbon as primary,secondary,or tertiary.

Accepted Answer

The answer of Identify the labeled carbon as primary,secondary,or tertiary....

Question 16

Provide an arrow-pushing mechanism for the following (intramolecular)reaction.

Accepted Answer

The answer of Provide an arrow-pushing mechanism for the following...

Question 17

What type of solvent is ethanol (EtOH)?

Accepted Answer

A) polar aprotic 
B) apolar aprotic 
C) polar protic 
A) polar aprotic 
B) apolar aprotic 
C) polar protic

Question 18

Provide the rate law for the following reaction.

Accepted Answer

The answer of Provide the rate law for the following...

Question 19

How would you accomplish the following transformation?

Accepted Answer

NaSH in a

Question 20

What reaction mechanism is most likely for substitution on the following compound?

Accepted Answer

A) SN1 
B) SN2 
C) Either 
D) Neither 
A) SN1 
B) SN2 
C) Either 
D) Neither

Exam 7: Substitution Reactions

Identify the labeled carbon as primary,secondary,or tertiary.

Draw an energy diagram for the following reaction.

Is the following nucleophile strong or weak? Li+

What are two features typical of a leaving group?

Which of the following solvents is not protic?

For the following reaction,which of the following is the mechanism?

What reaction mechanism is most likely for substitution on the following compound?

Which reagents would you use for the following reaction?

For the following reaction,label the nucleophile,electrophile,and leaving group.

How would you accomplish the following transformation?

Provide examples of the 4 patterns for steps in the mechanisms of substitution reactions.

Rank the following substrates from most to least reactive in an SN2 reaction.

Which of the following is the rate law for the following SN2 reaction?

Which of the following is a good leaving group?

Identify the labeled carbon as primary,secondary,or tertiary.

Provide an arrow-pushing mechanism for the following (intramolecular)reaction.

What type of solvent is ethanol (EtOH)?

Provide the rate law for the following reaction.

How would you accomplish the following transformation?

What reaction mechanism is most likely for substitution on the following compound?

A Review of General Chemistry: Electrons, Bonds, and Molecular Properties

Molecular Representations

Acids and Bases

Alkanes and Cycloalkanes

Stereoisomerism

Chemical Reactivity and Mechanisms

Alkenes: Structure and Preparation Via Elimination Reactions

Addition Reactions of Alkenes

Alkynes

Radical Reactions

Synthesis

Alcohols and Phenols

Ethers and Epoxides; Thiols and Sulfides

Nuclear Magnetic Resonance Spectroscopy

Infrared Spectroscopy and Mass Spectrometry

Conjugated Pi Systems and Pericyclic Reactions

Aromatic Compounds

Aromatic Substitution Reactions

Aldehydes and Ketones

Carboxylic Acids and Their Derivatives

Alpha Carbon Chemistry: Enols and Enolates

Amines

Carbohydrates

Amino Acids, Peptides, and Proteins

Lipids

Synthetic Polymers

Filters

Is the following nucleophile strong or weak? Li⁺

Rank the following substrates from most to least reactive in an S_N2 reaction.

Which of the following is the rate law for the following S_N2 reaction?