Question 1

The IUPAC name of the following compound is

Accepted Answer

A)  cis-1,2-dimethylcyclohexane. 
B)  trans-1,2-dimethylcyclohexane. 
C)  1,1-dimethylcyclohexane. 
D)  cis-1,3-dimethylcyclohexane. 
A)  cis-1,2-dimethylcyclohexane. 
B)  trans-1,2-dimethylcyclohexane. 
C)  1,1-dimethylcyclohexane. 
D)  cis-1,3-dimethylcyclohexane. A

Question 2

The sawhorse drawing of butane below is the

Accepted Answer

A)  least stable staggered conformation. 
B)  most stable staggered conformation. 
C)  least stable eclipsed conformation. 
D)  most stable eclipsed conformation. 
A)  least stable staggered conformation. 
B)  most stable staggered conformation. 
C)  least stable eclipsed conformation. 
D)  most stable eclipsed conformation. C

Question 3

The $\mathrm{C}-\mathrm{C}-\mathrm{C}$ bond angle in cyclopropane is

Accepted Answer

A)  $60^{\circ}$. 
B)  $90^{\circ}$. 
C)  $109.5^{\circ}$. 
D)  $120^{\circ}$. 
A)  $60^{\circ}$. 
B)  $90^{\circ}$. 
C)  $109.5^{\circ}$. 
D)  $120^{\circ}$. A

Question 4

What is the IUPAC name of the following compound?

Accepted Answer

A)  trans-1,4-dimethylcyclohexane 
B)  cis-1,4-dimethylcyclohexane 
C)  trans-1,3-dimethylcyclohexane 
D)  cis-1,3-dimethylcyclohexane 
A)  trans-1,4-dimethylcyclohexane 
B)  cis-1,4-dimethylcyclohexane 
C)  trans-1,3-dimethylcyclohexane 
D)  cis-1,3-dimethylcyclohexane

Question 5

How many alkyl groups would be equatorial in the most stable conformation of the cyclohexane below?

Accepted Answer

A)  one 
B)  two 
C)  three 
D)  four 
A)  one 
B)  two 
C)  three 
D)  four

Question 6

Identify the relationship between the following two structures.

Accepted Answer

A)  constitutional isomers 
B)  stereoisomers 
C)  different conformations of the same compound 
D)  identical 
A)  constitutional isomers 
B)  stereoisomers 
C)  different conformations of the same compound 
D)  identical

Question 7

Predict which of the following constitutional isomers of $\mathrm{C}_{5} \mathrm{H}_{10}$ would have the highest heat of combustion?

Accepted Answer

A)  methylcyclobutane 
B)  cyclopentane 
C)  cis-1,2-dimethylcyclopropane 
D)  trans-1,2-dimethylcyclopropane 
A)  methylcyclobutane 
B)  cyclopentane 
C)  cis-1,2-dimethylcyclopropane 
D)  trans-1,2-dimethylcyclopropane

Question 8

Identify the correct stereoisomer and the most stable conformation of the following compound.

Accepted Answer

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

Question 9

Which of the staggered conformations of 2-methylbutane is most stable?

Accepted Answer

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

Question 10

Identify the relationship between the following two Newman projections.

Accepted Answer

A)  identical 
B)  stereoisomers 
C)  different conformations of the same compound 
D)  constitutional isomers 
A)  identical 
B)  stereoisomers 
C)  different conformations of the same compound 
D)  constitutional isomers

Question 11

Identify the conformation of butane shown below.

Accepted Answer

A)  anti 
B)  gauche 
C)  skewed 
D)  eclipsed 
A)  anti 
B)  gauche 
C)  skewed 
D)  eclipsed

Question 12

Which statement is correct concerning the relative stabilities of the two conformations, $\mathrm{A}$ and $\mathrm{B}$, below?

Accepted Answer

A)  A is more stable. 
B)  $\mathrm{B}$ is more stable. 
C)  $A$ and $B$ are equal in stabilities. 
D)  A and B are not equal in stability, but the preferred conformation cannot be determined by inspection. 
A)  A is more stable. 
B)  $\mathrm{B}$ is more stable. 
C)  $A$ and $B$ are equal in stabilities. 
D)  A and B are not equal in stability, but the preferred conformation cannot be determined by inspection.

Question 13

Identify the spatial relationship of the two chlorine atoms.

Accepted Answer

A)  gauche 
B)  anti 
C)  eclipsed 
D)  twist 
A)  gauche 
B)  anti 
C)  eclipsed 
D)  twist

The IUPAC name of the following compound is

The sawhorse drawing of butane below is the

The $\mathrm{C}-\mathrm{C}-\mathrm{C}$ bond angle in cyclopropane is

What is the IUPAC name of the following compound?

How many alkyl groups would be equatorial in the most stable conformation of the cyclohexane below?

Identify the relationship between the following two structures.

Predict which of the following constitutional isomers of $\mathrm{C}_{5} \mathrm{H}_{10}$ would have the highest heat of combustion?

Identify the correct stereoisomer and the most stable conformation of the following compound.

Which of the staggered conformations of 2-methylbutane is most stable?

Identify the relationship between the following two Newman projections.

Identify the conformation of butane shown below.

Which statement is correct concerning the relative stabilities of the two conformations, $\mathrm{A}$ and $\mathrm{B}$ , below? $Which statement is correct concerning the relative stabilities of the two conformations, \mathrm{A} and \mathrm{B} , below?$

Identify the spatial relationship of the two chlorine atoms.

Structure Determines Properties

Alkanes and Cycloakanes: Introduction to Hydrocarbons

Alcohols and Alkyl Halides: Introduction to Reaction Mechanisms

Structure and Preparation of Alkenes: Elimination Reactions

Addition Reactions of Alkenes

Chirality

Nucleophilic Substitution

Alkynes

Spectroscopy

Organometallic Compounds

Alcohols, Diols, and Thiols

Ethers, Epoxides, and Sulfides

Aldehydes and Ketones: Nucleophilic Addition to the Carbonyl Group

Carboxylic Acids

Acid Derivatives

Enols and Enolates

Amines

Phenols

Carbohydrates

Lipids

Amino Acids, Peptides, and Proteins

Nucleosides, Nucleotides, and Nucleic Acids

Synthetic Polymers

Filters

Exam 3: Alkanes and Cycloalkanes: Introduction to Stereochemistry

The IUPAC name of the following compound is

The sawhorse drawing of butane below is the

The C−C−C\mathrm{C}-\mathrm{C}-\mathrm{C}C−C−C bond angle in cyclopropane is

What is the IUPAC name of the following compound?

How many alkyl groups would be equatorial in the most stable conformation of the cyclohexane below?

Identify the relationship between the following two structures.

Predict which of the following constitutional isomers of C5H10\mathrm{C}_{5} \mathrm{H}_{10}C5​H10​ would have the highest heat of combustion?

Identify the correct stereoisomer and the most stable conformation of the following compound.

Which of the staggered conformations of 2-methylbutane is most stable?

Identify the relationship between the following two Newman projections.

Identify the conformation of butane shown below.

Which statement is correct concerning the relative stabilities of the two conformations, A\mathrm{A}A and B\mathrm{B}B , below?

Identify the spatial relationship of the two chlorine atoms.

Structure Determines Properties

Alkanes and Cycloakanes: Introduction to Hydrocarbons

Alcohols and Alkyl Halides: Introduction to Reaction Mechanisms

Structure and Preparation of Alkenes: Elimination Reactions

Addition Reactions of Alkenes

Chirality

Nucleophilic Substitution

Alkynes

Spectroscopy

Organometallic Compounds

Alcohols, Diols, and Thiols

Ethers, Epoxides, and Sulfides

Aldehydes and Ketones: Nucleophilic Addition to the Carbonyl Group

Carboxylic Acids

Acid Derivatives

Enols and Enolates

Amines

Phenols

Carbohydrates

Lipids

Amino Acids, Peptides, and Proteins

Nucleosides, Nucleotides, and Nucleic Acids

Synthetic Polymers

Filters

The $\mathrm{C}-\mathrm{C}-\mathrm{C}$ bond angle in cyclopropane is

Predict which of the following constitutional isomers of $\mathrm{C}_{5} \mathrm{H}_{10}$ would have the highest heat of combustion?

Which statement is correct concerning the relative stabilities of the two conformations, $\mathrm{A}$ and $\mathrm{B}$ , below? $Which statement is correct concerning the relative stabilities of the two conformations, \mathrm{A} and \mathrm{B} , below?$