Question 1

4-ethyl-3,3,4-trimethylheptane could be classified as:

Accepted Answer

A)  an alkane 
B)  saturated 
C)  aliphatic 
D)  a paraffin 
E)  all of these 
A)  an alkane 
B)  saturated 
C)  aliphatic 
D)  a paraffin 
E)  all of these E

Question 2

Instructions: Label each pair of compounds below as:
 Where stereoisomers are present, label the isomers as cis and trans.
Label:

Accepted Answer

A)  identical 
B)  stereoisomers 
C)  constitutional isomers 
D)  identical, but differing in conformation 
A)  identical 
B)  stereoisomers 
C)  constitutional isomers 
D)  identical, but differing in conformation B

Question 3

4-ethyl-3,3,4-trimethylheptane contains:

Accepted Answer

A)  two quaternary carbon atoms 
B)  two tertiary carbon atoms 
C)  four secondary carbon atoms 
D)  a and c 
E)  all of these 
A)  two quaternary carbon atoms 
B)  two tertiary carbon atoms 
C)  four secondary carbon atoms 
D)  a and c 
E)  all of these D

Question 4

To which functional group classification does the following molecule belong?

Accepted Answer

A)  ester 
B)  ketone 
C)  alcohol 
D)  carboxylic acid 
E)  both b and c 
A)  ester 
B)  ketone 
C)  alcohol 
D)  carboxylic acid 
E)  both b and c

Question 5

What is the IUPAC name of the following compound?

Accepted Answer

A)  2-ethyl-4-methylpentane 
B)  2,4-dimethylhexane 
C)  3,5-dimethylhexane 
D)  1,1,3-trimethylpentane 
A)  2-ethyl-4-methylpentane 
B)  2,4-dimethylhexane 
C)  3,5-dimethylhexane 
D)  1,1,3-trimethylpentane

Question 6

One of the functional group classifications is characterized by the presence of an sp2 hybridized carbon atom. This functional group could be:

Accepted Answer

A)  alkyl halide 
B)  sulfide 
C)  alcohol 
D)  aldehyde 
E)  alkyne 
A)  alkyl halide 
B)  sulfide 
C)  alcohol 
D)  aldehyde 
E)  alkyne

Question 7

Instructions: Refer to the structure below to answer the following question(s).   Refer to instructions. Which of the labeled groups in the structure are equatorial?

Accepted Answer

The answer of Instructions: Refer to the structure below to...

Question 8

How many constitutional isomers are there with the molecular formula C6H14?

Accepted Answer

A)  3 
B)  4 
C)  5 
D)  8 
A)  3 
B)  4 
C)  5 
D)  8

Question 9

Instructions: Label each pair of compounds below as:
 Where stereoisomers are present, label the isomers as cis and trans.
Label:

Accepted Answer

A)  identical 
B)  stereoisomers 
C)  constitutional isomers 
D)  identical, but differing in conformation 
A)  identical 
B)  stereoisomers 
C)  constitutional isomers 
D)  identical, but differing in conformation

Question 10

Provide a proper IUPAC name for the compound given below.

Accepted Answer

3-methyl-5-isopropyl

Question 11

Instructions: For each disubstituted cyclohexane below, draw its ring-flip isomer. Circle the most stable conformation and label the substituent groups as axial or equatorial.
Draw and label:

Accepted Answer

The answer of Instructions: For each disubstituted cyclohexane below, draw...

Question 12

In which of the following compounds would the carbon-carbon bond angle diverge the greatest from 109$\degree$?

Accepted Answer

A)  cyclodecane 
B)  cyclooctane 
C)  cyclopentane 
D)  cyclopropane 
A)  cyclodecane 
B)  cyclooctane 
C)  cyclopentane 
D)  cyclopropane

Question 13

The carbon atoms within the functional group of the following classifications are: alkene ester carboxylic acid amide

Accepted Answer

A)  sp 
B)  sp2 
C)  sp3 
D)  sp2 and sp3 
A)  sp 
B)  sp2 
C)  sp3 
D)  sp2 and sp3

Question 14

Designate each carbon as primary, secondary, tertiary, or quaternary.

Accepted Answer

The answer of Designate each carbon as primary, secondary, tertiary,...

Question 15

Draw two isomeric alcohols with the formula C4H10O.

Accepted Answer

Question 16

Substitution of which of the following groups on a cycloalkane would result in the greatest amount of steric strain?

Accepted Answer

A)  bromo 
B)  ethyl 
C)  isopropyl 
D)  hydroxyl 
A)  bromo 
B)  ethyl 
C)  isopropyl 
D)  hydroxyl

Question 17

Instructions: Refer to the structure below to answer the following question(s).   Refer to instructions. Which groups have a 1,3-diaxial interaction with each other?

Accepted Answer

The answer of Instructions: Refer to the structure below to...

Question 18

Draw the Newman projection for the specified conformations for rotation about the C-C bond of 1,2-dichloroethane.
There are two eclipsed conformations of 1,2-dichloroethane. Draw them.

Accepted Answer

The answer of Draw the Newman projection for the specified...

Question 19

Instructions: For each disubstituted cyclohexane below, draw its ring-flip isomer. Circle the most stable conformation and label the substituent groups as axial or equatorial.
Draw and label:

Accepted Answer

@#IMG-DLM&_TB4942_00

Question 20

Instructions: Refer to the structure below to answer the following question(s).   Refer to instructions. Which of the labeled groups is trans to b?

Accepted Answer

The answer of Instructions: Refer to the structure below to...

4-ethyl-3,3,4-trimethylheptane could be classified as:

Instructions: Label each pair of compounds below as: Where stereoisomers are present, label the isomers as cis and trans. Label:

4-ethyl-3,3,4-trimethylheptane contains:

To which functional group classification does the following molecule belong?

What is the IUPAC name of the following compound?

One of the functional group classifications is characterized by the presence of an sp² hybridized carbon atom. This functional group could be:

Instructions: Refer to the structure below to answer the following question(s). Refer to instructions. Which of the labeled groups in the structure are equatorial?

How many constitutional isomers are there with the molecular formula C₆H₁₄?

Instructions: Label each pair of compounds below as: Where stereoisomers are present, label the isomers as cis and trans. Label:

Provide a proper IUPAC name for the compound given below.

Instructions: For each disubstituted cyclohexane below, draw its ring-flip isomer. Circle the most stable conformation and label the substituent groups as axial or equatorial. Draw and label:

In which of the following compounds would the carbon-carbon bond angle diverge the greatest from 109 $\degree$ ?

The carbon atoms within the functional group of the following classifications are: alkene ester carboxylic acid amide

Designate each carbon as primary, secondary, tertiary, or quaternary.

Draw two isomeric alcohols with the formula C₄H₁₀O.

Substitution of which of the following groups on a cycloalkane would result in the greatest amount of steric strain?

Instructions: Refer to the structure below to answer the following question(s). Refer to instructions. Which groups have a 1,3-diaxial interaction with each other?

Draw the Newman projection for the specified conformations for rotation about the C-C bond of 1,2-dichloroethane. There are two eclipsed conformations of 1,2-dichloroethane. Draw them.

Instructions: For each disubstituted cyclohexane below, draw its ring-flip isomer. Circle the most stable conformation and label the substituent groups as axial or equatorial. Draw and label:

Instructions: Refer to the structure below to answer the following question(s). Refer to instructions. Which of the labeled groups is trans to b?

Structure and Bonding:acids and Bases

Alkenes and Alkynes: the Nature of Organic Reactions

Reactions of Alkenes and Alkynes

Aromatic Compounds

Sterechemistry at Tetrahedral Centers

Organohalides: Nucleophilic Substitutions and Eliminations

Alcohols, Phenols, Ethers, and Their Sulfur Analogs

Aldehydes and Ketones: Nucleophilic Addition Reactions

Carboxylic Acids and Derivatives: Nucleophilic Acyl Substitution Reactions

Carbonyl Alpha-Substitution Reactions and Condensation Reactions

Amines

Structure Determination

Biomolecules: Carbohydrates

Biomolecules: Amino Acids, Peptides, and Proteins

Biomolecules: Lipids and Nucleic Acids

The Organic Chemistry of Metabolic Pathways

Filters

Exam 2: Alkanes: The Nature of Organic Compounds

4-ethyl-3,3,4-trimethylheptane could be classified as:

Instructions: Label each pair of compounds below as: Where stereoisomers are present, label the isomers as cis and trans. Label:

4-ethyl-3,3,4-trimethylheptane contains:

To which functional group classification does the following molecule belong?

What is the IUPAC name of the following compound?

One of the functional group classifications is characterized by the presence of an sp2 hybridized carbon atom. This functional group could be:

Instructions: Refer to the structure below to answer the following question(s). Refer to instructions. Which of the labeled groups in the structure are equatorial?

How many constitutional isomers are there with the molecular formula C6H14?

Instructions: Label each pair of compounds below as: Where stereoisomers are present, label the isomers as cis and trans. Label:

Provide a proper IUPAC name for the compound given below.

Instructions: For each disubstituted cyclohexane below, draw its ring-flip isomer. Circle the most stable conformation and label the substituent groups as axial or equatorial. Draw and label:

In which of the following compounds would the carbon-carbon bond angle diverge the greatest from 109 °\degree° ?

The carbon atoms within the functional group of the following classifications are: alkene ester carboxylic acid amide

Designate each carbon as primary, secondary, tertiary, or quaternary.

Draw two isomeric alcohols with the formula C4H10O.

Substitution of which of the following groups on a cycloalkane would result in the greatest amount of steric strain?

Instructions: Refer to the structure below to answer the following question(s). Refer to instructions. Which groups have a 1,3-diaxial interaction with each other?

Draw the Newman projection for the specified conformations for rotation about the C-C bond of 1,2-dichloroethane. There are two eclipsed conformations of 1,2-dichloroethane. Draw them.

Instructions: For each disubstituted cyclohexane below, draw its ring-flip isomer. Circle the most stable conformation and label the substituent groups as axial or equatorial. Draw and label:

Instructions: Refer to the structure below to answer the following question(s). Refer to instructions. Which of the labeled groups is trans to b?

Structure and Bonding:acids and Bases

Alkenes and Alkynes: the Nature of Organic Reactions

Reactions of Alkenes and Alkynes

Aromatic Compounds

Sterechemistry at Tetrahedral Centers

Organohalides: Nucleophilic Substitutions and Eliminations

Alcohols, Phenols, Ethers, and Their Sulfur Analogs

Aldehydes and Ketones: Nucleophilic Addition Reactions

Carboxylic Acids and Derivatives: Nucleophilic Acyl Substitution Reactions

Carbonyl Alpha-Substitution Reactions and Condensation Reactions

Amines

Structure Determination

Biomolecules: Carbohydrates

Biomolecules: Amino Acids, Peptides, and Proteins

Biomolecules: Lipids and Nucleic Acids

The Organic Chemistry of Metabolic Pathways

Filters

One of the functional group classifications is characterized by the presence of an sp² hybridized carbon atom. This functional group could be:

How many constitutional isomers are there with the molecular formula C₆H₁₄?

In which of the following compounds would the carbon-carbon bond angle diverge the greatest from 109 $\degree$ ?

Draw two isomeric alcohols with the formula C₄H₁₀O.