Question 1

Draw the most stable conformation of trans-1,4-dipropylcyclohexane.

Accepted Answer

The answer of Draw the most stable conformation of trans-1,4-dipropylcyclohexane....

Question 2

Place the following alkanes in order of increasing boiling point:
CH3(CH2)6CH3, CH3(CH2)5CH3, (CH3)3CCH2CH2CH3

Accepted Answer

(CH₃)₃CCH₂CH₂C

Question 3

Provide an acceptable name for [(CH3)3C]2CHCH3.

Accepted Answer

2,2,3,4,4-

Question 4

Which of the following statements regarding cyclobutane is correct?

Accepted Answer

A)  The lowest energy conformation of cyclobutane is a planar one in which all of the bond angles is 90°. 
B)  The lowest energy conformation of cyclobutane is known as the chair conformation. 
C)  The lowest energy conformation is one in which the bond angles are slightly less than 90° even though this increases angle strain. 
D)  The lowest energy conformation is one in which the bond angles are greater than 90° so that angle strain is significantly reduced. 
E)  None of the above statements is correct. 
A)  The lowest energy conformation of cyclobutane is a planar one in which all of the bond angles is 90°. 
B)  The lowest energy conformation of cyclobutane is known as the chair conformation. 
C)  The lowest energy conformation is one in which the bond angles are slightly less than 90° even though this increases angle strain. 
D)  The lowest energy conformation is one in which the bond angles are greater than 90° so that angle strain is significantly reduced. 
E)  None of the above statements is correct.

Question 5

Name the alkane shown.
[(CH3)2CH]2CHCH3

Accepted Answer

2,3,4-trim

Question 6

In the lowest energy chair conformation of cis-1,3-dimethylcyclohexane, how many axial positions are occupied by hydrogen atoms?

Accepted Answer

A)  2 
B)  3 
C)  4 
D)  5 
E)  6 
A)  2 
B)  3 
C)  4 
D)  5 
E)  6

Question 7

How many methylene groups are present in 2,4-dimethylhexane?

Accepted Answer

A)  0 
B)  1 
C)  2 
D)  6 
E)  8 
A)  0 
B)  1 
C)  2 
D)  6 
E)  8

Question 8

Draw the most stable conformation of cis-1,2-dimethylcyclohexane.

Accepted Answer

The answer of Draw the most stable conformation of cis-1,2-dimethylcyclohexane....

Question 9

Arrange the following Newman projections of butane in order of energy.

Accepted Answer

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

Question 10

Convert the Newman structure below to the equivalent line-angle structure.

Accepted Answer

The answer of Convert the Newman structure below to the...

Question 11

In a Newman projection, siting down the C3-C4 bond, draw the structure below in its most stable conformation.

Accepted Answer

The answer of In a Newman projection, siting down the...

Question 12

The structures below are the same.

Accepted Answer

A) True 
 B)False

Question 13

Provide an acceptable name for (CH3CH2CH2)3CH.

Accepted Answer

Question 14

Consider rotation about the C3-C4 bond of hexane, and draw the Newman projection for the most stable conformation.

Accepted Answer

The answer of Consider rotation about the C3-C4 bond of...

Draw the most stable conformation of trans-1,4-dipropylcyclohexane.

Place the following alkanes in order of increasing boiling point: CH₃(CH₂)₆CH₃, CH₃(CH₂)₅CH₃, (CH₃)₃CCH₂CH₂CH₃

Provide an acceptable name for [(CH₃)₃C]₂CHCH₃.

Which of the following statements regarding cyclobutane is correct?

Name the alkane shown. [(CH₃)₂CH]₂CHCH₃

In the lowest energy chair conformation of cis-1,3-dimethylcyclohexane, how many axial positions are occupied by hydrogen atoms?

How many methylene groups are present in 2,4-dimethylhexane?

Draw the most stable conformation of cis-1,2-dimethylcyclohexane.

Arrange the following Newman projections of butane in order of energy.

Convert the Newman structure below to the equivalent line-angle structure.

In a Newman projection, siting down the C3-C4 bond, draw the structure below in its most stable conformation.

The structures below are the same.

Provide an acceptable name for (CH₃CH₂CH₂)₃CH.

Consider rotation about the C3-C4 bond of hexane, and draw the Newman projection for the most stable conformation.

Structure and Bonding

Acids and Bases; Functional Groups

The Study of Chemical Reactions

Stereochemistry

Alkyl Halides; Nucleophilic Substitution

Structure and Synthesis of Alkenes; Elimination

Reactions of Alkenes

Structure and Synthesis of Alcohols

Reactions of Alcohols

Infrared Spectroscopy and Mass Spectrometry

Nuclear Magnetic Resonance Spectroscopy

Ethers, Epoxides, and Thioethers

Conjugated Systems, Orbital Symmetry, and Ultraviolet Spectroscopy

Aromatic Compounds

Reactions of Aromatic Compounds

Ketones and Aldehydes

Amines

Carboxylic Acids

Carboxylic Acid Derivatives

Condensations and Alpha Substitutions of Carboxyl Compounds

Carbohydrates and Nucleic Acids

Amino Acids, Peptides, and Proteins

Lipids

Synthetic Polymers

Filters

Exam 3: Structure and Stereochemistry of Alkanes

Draw the most stable conformation of trans-1,4-dipropylcyclohexane.

Place the following alkanes in order of increasing boiling point: CH3(CH2)6CH3, CH3(CH2)5CH3, (CH3)3CCH2CH2CH3

Provide an acceptable name for [(CH3)3C]2CHCH3.

Which of the following statements regarding cyclobutane is correct?

Name the alkane shown. [(CH3)2CH]2CHCH3

In the lowest energy chair conformation of cis-1,3-dimethylcyclohexane, how many axial positions are occupied by hydrogen atoms?

How many methylene groups are present in 2,4-dimethylhexane?

Draw the most stable conformation of cis-1,2-dimethylcyclohexane.

Arrange the following Newman projections of butane in order of energy.

Convert the Newman structure below to the equivalent line-angle structure.

In a Newman projection, siting down the C3-C4 bond, draw the structure below in its most stable conformation.

The structures below are the same.

Provide an acceptable name for (CH3CH2CH2)3CH.

Consider rotation about the C3-C4 bond of hexane, and draw the Newman projection for the most stable conformation.

Structure and Bonding

Acids and Bases; Functional Groups

The Study of Chemical Reactions

Stereochemistry

Alkyl Halides; Nucleophilic Substitution

Structure and Synthesis of Alkenes; Elimination

Reactions of Alkenes

Structure and Synthesis of Alcohols

Reactions of Alcohols

Infrared Spectroscopy and Mass Spectrometry

Nuclear Magnetic Resonance Spectroscopy

Ethers, Epoxides, and Thioethers

Conjugated Systems, Orbital Symmetry, and Ultraviolet Spectroscopy

Aromatic Compounds

Reactions of Aromatic Compounds

Ketones and Aldehydes

Amines

Carboxylic Acids

Carboxylic Acid Derivatives

Condensations and Alpha Substitutions of Carboxyl Compounds

Carbohydrates and Nucleic Acids

Amino Acids, Peptides, and Proteins

Lipids

Synthetic Polymers

Filters

Place the following alkanes in order of increasing boiling point: CH₃(CH₂)₆CH₃, CH₃(CH₂)₅CH₃, (CH₃)₃CCH₂CH₂CH₃

Provide an acceptable name for [(CH₃)₃C]₂CHCH₃.

Name the alkane shown. [(CH₃)₂CH]₂CHCH₃

Provide an acceptable name for (CH₃CH₂CH₂)₃CH.