Question 1

Which of the following atoms has the highest polarizability?

Accepted Answer

A)  H
B)  O
C)  N
D)  C
E)  SF) B) and E)
G) A) and E)

Question 2

There are 8 isomers that have the molecular formula C5H11Br.How many of these are tertiary alkyl bromides?

Accepted Answer

A)  0
B)  1
C)  2
D)  3
E)  8F) B) and D)
G) None of the above B

Question 3

Draw the most stable conformer of cis-1-ethyl-3-methylcyclohexane.

Accepted Answer

The answer of Draw the most stable conformer of cis-1-ethyl-3-methylcyclohexane....

Question 4

Which of the following will have the lowest boiling point?

Accepted Answer

A)  CH3Cl
B)  CH4
C)  CH2Cl2
D)  CHCl3
E)  CCl4F) A) and C)
G) C) and D)

Question 5

Provide the systematic name of the compound shown.

Accepted Answer

6,7-dimethyl-3-octanol

Question 6

Draw the Newman projection that represents the least stable conformation of 3,3-dimethylhexane viewed along the C3-C4 bond.

Accepted Answer

The answer of Draw the Newman projection that represents the...

Question 7

Provide an acceptable name for the compound shown below.

Accepted Answer

5-ethyl-3,...

Question 8

Which of the molecules below has the higher boiling point? Briefly explain your choice.
CH3CH2CH2OH or CH3CH2OCH3

Accepted Answer

CH₃CH₂CH₂OH has the hig...

Question 9

How many axial hydrogens are present in this molecule?

Accepted Answer

A)  2
B)  3
C)  4
D)  5
E)  6F) C) and D)
G) A) and E)

Question 10

Provide an acceptable name for the alkane shown below.

Accepted Answer

3-ethyl-4,...

Question 11

Provide an acceptable name for the alkane shown below.
CH3CH2CH2CH2CH2CH3

Accepted Answer

Question 12

Provide the IUPAC name of the compound.

Accepted Answer

A)  N,N,1,1-tetramethylethanamine
B)  N,N-dimethyl-2-butanamine
C)  N,N,2-trimethyl-1-propanamine
D)  N,N,2-trimethylpropanamine
E)  N,N,2-trimethyl-2-propanamineF) A) and B)
G) B) and C)

Question 13

Which of the following is the staggered conformation for rotation about the C1-C2 bond in the following structure? 1-C2 bond in the following structure?   A) I B) II C) III D) IV E) V" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)  I
B)  II
C)  III
D)  IV
E)  VF) A) and C)
G) All of the above A

Question 14

Draw the structure of N-ethyl-5-methyl-3-hexanamine.

Accepted Answer

The answer of Draw the structure of N-ethyl-5-methyl-3-hexanamine....

Question 15

In the boat conformation of cyclohexane,the "flagpole" hydrogens are located on

Accepted Answer

A)  the same carbon.
B)  adjacent carbons.
C)  C-1 and C-3.
D)  C-1 and C-4.
E)  none of the above.F) B) and D)
G) B) and E)

Question 16

Explain why the molecule shown below has a lower boiling point than CH3CH2CH2CH3.

Accepted Answer

CH₃CH₂CH₂CH₃ has greater van der W...

Question 17

Arrange the following amines in order of increasing boiling point,lowest bp to highest bp: (CH3)2CHCH2CH2NH2,(CH3)2CHN(CH3)2,and (CH3)2CHCH2NHCH3.

Accepted Answer

(CH₃)₂CHN(CH...

Question 18

Draw the most stable conformer of cis-1-isopropyl-2-methylcyclohexane.

Accepted Answer

The answer of Draw the most stable conformer of cis-1-isopropyl-2-methylcyclohexane....

Question 19

Define the term conformation.

Accepted Answer

Conformations are different ar...

Question 20

Which of the following has the greatest van der Waal's interaction between molecules of the same kind?

Accepted Answer

A)   3CH2CH2CH3 
C)     
D)  CH3CH2CH2CH2CH3 
E)    " class="answers-bank-image d-inline" rel="preload" >
B)  CH3CH2CH2CH3
C)   3CH2CH2CH3 
C)     
D)  CH3CH2CH2CH2CH3 
E)    " class="answers-bank-image d-inline" rel="preload" >
D)  CH3CH2CH2CH2CH3
E)   3CH2CH2CH3 
C)     
D)  CH3CH2CH2CH2CH3 
E)    " class="answers-bank-image d-inline" rel="preload" >F) A) and B)
G) B) and D)

Exam 3: An Introduction to Organic Compounds: Nomenclature, physical Properties, and Structure

Which of the following atoms has the highest polarizability?

Correct AnswerverifiedShow Answer

There are 8 isomers that have the molecular formula C5H11Br.How many of these are tertiary alkyl bromides?

Correct AnswerverifiedB

Draw the most stable conformer of cis-1-ethyl-3-methylcyclohexane.

Correct AnswerverifiedShow Answer

Which of the following will have the lowest boiling point?

Correct AnswerverifiedShow Answer

Provide the systematic name of the compound shown.

Correct Answerverified6,7-dimethyl-3-octanol

Draw the Newman projection that represents the least stable conformation of 3,3-dimethylhexane viewed along the C3-C4 bond.

Correct AnswerverifiedShow Answer

Provide an acceptable name for the compound shown below.

Correct Answerverified5-ethyl-3,...View AnswerShow Answer

Which of the molecules below has the higher boiling point? Briefly explain your choice. CH3CH2CH2OH or CH3CH2OCH3

Correct AnswerverifiedCH3CH2CH2OH has the hig...View AnswerShow Answer

How many axial hydrogens are present in this molecule?

Correct AnswerverifiedShow Answer

Provide an acceptable name for the alkane shown below.

Correct Answerverified3-ethyl-4,...View AnswerShow Answer

Provide an acceptable name for the alkane shown below. CH3CH2CH2CH2CH2CH3

Correct AnswerverifiedShow Answer

Provide the IUPAC name of the compound.

Correct AnswerverifiedShow Answer

Which of the following is the staggered conformation for rotation about the C1-C2 bond in the following structure?

Correct AnswerverifiedA

Draw the structure of N-ethyl-5-methyl-3-hexanamine.

Correct AnswerverifiedShow Answer

In the boat conformation of cyclohexane,the "flagpole" hydrogens are located on

Correct AnswerverifiedShow Answer

Explain why the molecule shown below has a lower boiling point than CH3CH2CH2CH3.

Correct AnswerverifiedCH3CH2CH2CH3 has greater van der W...View AnswerShow Answer

Arrange the following amines in order of increasing boiling point,lowest bp to highest bp: (CH3)2CHCH2CH2NH2,(CH3)2CHN(CH3)2,and (CH3)2CHCH2NHCH3.

Correct Answerverified(CH3)2CHN(CH...View AnswerShow Answer

Draw the most stable conformer of cis-1-isopropyl-2-methylcyclohexane.

Correct AnswerverifiedShow Answer

Define the term conformation.

Correct AnswerverifiedConformations are different ar...View AnswerShow Answer

Which of the following has the greatest van der Waal's interaction between molecules of the same kind?

Correct AnswerverifiedShow Answer

Correct Answer
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There are 8 isomers that have the molecular formula C₅H₁₁Br.How many of these are tertiary alkyl bromides?

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B

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6,7-dimethyl-3-octanol

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5-ethyl-3,...
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Which of the molecules below has the higher boiling point? Briefly explain your choice. CH₃CH₂CH₂OH or CH₃CH₂OCH₃

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CH₃CH₂CH₂OH has the hig...
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3-ethyl-4,...
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Provide an acceptable name for the alkane shown below. CH₃CH₂CH₂CH₂CH₂CH₃

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Which of the following is the staggered conformation for rotation about the C₁-C₂ bond in the following structure?

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A

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Explain why the molecule shown below has a lower boiling point than CH₃CH₂CH₂CH₃.

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CH₃CH₂CH₂CH₃ has greater van der W...
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Arrange the following amines in order of increasing boiling point,lowest bp to highest bp: (CH₃)₂CHCH₂CH₂NH₂,(CH₃)₂CHN(CH₃)₂,and (CH₃)₂CHCH₂NHCH₃.

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(CH₃)₂CHN(CH...
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Conformations are different ar...
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