Question 1

Which of the following describes the difference between protic and aprotic solvents?

Accepted Answer

A)  protic solvents stabilize anions only 
B)  aprotic solvents stabilize anions only 
C)  protic solvents stabilize cations only 
D)  aprotic solvents stabilize both cations and anions 
E)  protic solvents stabilize both cations and anions 
A)  protic solvents stabilize anions only 
B)  aprotic solvents stabilize anions only 
C)  protic solvents stabilize cations only 
D)  aprotic solvents stabilize both cations and anions 
E)  protic solvents stabilize both cations and anions

Question 2

Consider the following SN2 reaction,   Assuming no other changes, what is the effect on the rate, if the concentration of both 1-chloro-3-methylbutane and NaN3 is doubled?

Accepted Answer

A)  No effect 
B)  It would double the rate 
C)  It would triple the rate 
D)  It would increase four times 
E)  It would reduce by half 
A)  No effect 
B)  It would double the rate 
C)  It would triple the rate 
D)  It would increase four times 
E)  It would reduce by half

Question 3

What is the correct structure for 3-ethyl-1-iodocyclohexane?

Accepted Answer

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

Which of the following describes the difference between protic and aprotic solvents?

Consider the following S_N2 reaction, Assuming no other changes, what is the effect on the rate, if the concentration of both 1-chloro-3-methylbutane and NaN₃is doubled?

What is the correct structure for 3-ethyl-1-iodocyclohexane?

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

Infrared Spectroscopy and Mass Spectrometry

Nuclear Magnetic Resonance Spectroscopy

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

Exam 7: Substitution Reactions

Which of the following describes the difference between protic and aprotic solvents?

Consider the following SN2 reaction, Assuming no other changes, what is the effect on the rate, if the concentration of both 1-chloro-3-methylbutane and NaN3 is doubled?

What is the correct structure for 3-ethyl-1-iodocyclohexane?

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

Infrared Spectroscopy and Mass Spectrometry

Nuclear Magnetic Resonance Spectroscopy

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

Consider the following S_N2 reaction, Assuming no other changes, what is the effect on the rate, if the concentration of both 1-chloro-3-methylbutane and NaN₃is doubled?