Question 1

Which of the following amines are classified as primary (1°)  amines?

Accepted Answer

A)   I
B)   II
C)   III
D)   I and IIE) C) and D)
F) A) and B)

Question 2

What is a typical characteristic absorption in the IR spectrum of a primary amine?

Accepted Answer

A)   Two N-H absorptions at 2500-2600 cm-1
B)   One N-H absorption at 2500-2600 cm-1
C)   Two N-H absorptions at 3300-3500 cm-1
D)   One N-H absorption at 3300-3500 cm-1E) C) and D)
F) A) and D)

Question 3

Although an amine nitrogen atom containing an electron pair and bonded to three different groups is technically a stereogenic center, the chirality of the amine nitrogen is often ignored. Why is that?

Accepted Answer

A)   Because four bonds are needed to define a stereogenic center.
B)   Because chirality only exists with the tetrahedral carbon atoms.
C)   Because there is usually slow interconversion between the two isomeric forms at room temperature.
D)   Because there is usually rapid interconversion between the two isomeric forms at room temperature.E) A) and B)
F) B) and D) D

Question 4

Select the reagent(s)  required for the following transformation. 2, HCl; (2)  F2 C)  (1)  NaNO2, HCl; (2)  HBF4 D)  F2" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   NaF
B)   (1)  NaNO2, HCl; (2)  F2
C)   (1)  NaNO2, HCl; (2)  HBF4
D)   F2E) B) and C)
F) All of the above

Question 5

Predict the major organic product of the following reaction.

Accepted Answer

A)   I
B)   II
C)   III
D)   IVE) A) and D)
F) A) and B)

Question 6

What is the common name of the following compound?

Accepted Answer

A)   isopropylamine
B)   sec-butylamine
C)   2-methyl-1-propanamine
D)   isobutylamineE) B) and C)
F) B) and D)

Question 7

Rank the following compounds in increasing order of basicity, putting the least basic first.

Accepted Answer

A)   II 
B)   I 
C)   IV 
D)   I < II < III < IVE) A) and B)
F) A) and C)

Question 8

What is the correct assignment of the names of the following aromatic amines?

Accepted Answer

A)   I = pyrrolidine; II = pyrimidine; III = aniline.
B)   I = pyrrole; II = pyrimidine; III = anisole.
C)   I = pyrrolidine; II = pyridine; III =aniline.
D)   I = pyrrole; II = pyridine; III = aniline.E) B) and D)
F) C) and D)

Question 9

Which of the following amines are classified as secondary (2°)  amines?

Accepted Answer

A)   I
B)   II
C)   III
D)   I and IIE) C) and D)
F) None of the above C

Question 10

What is the IUPAC name of the following compound?

Accepted Answer

A)   (Z) -4-hexen-1-amine
B)   (
E)  -4-hexen-1-amine
C)   (
E)  -2-hexen-6-amine
D)   (Z) -2-hexen-6-amineE) B) and D)
F) A) and C)

Question 11

Predict the major product of the following reaction.

Accepted Answer

A)   I
B)   II
C)   III
D)   IVE) A) and B)
F) All of the above

Question 12

What is the major organic product obtained in the following reaction?

Accepted Answer

A)   I
B)   II
C)   III
D)   IVE) B) and D)
F) A) and B)

Question 13

Rank the following compounds in order of increasing basicity, putting the least basic first.  CH3CONH2NH3CH3CH2NH2(CH3CH2) 2NH I  II  III  IV \begin{array} { c c c c } \mathrm { CH } _ { 3 } \mathrm { CONH } _ { 2 } & \mathrm { NH } _ { 3 } & \mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \mathrm { NH } _ { 2 } & \left( \mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } ight)  _ { 2 } \mathrm { NH } \	ext { I } & 	ext { II } & 	ext { III } & 	ext { IV }\end{array}CH3​CONH2​ I ​NH3​ II ​CH3​CH2​NH2​ III ​(CH3​CH2​) 2​NH IV ​

Accepted Answer

A)   II 
B)   I 
C)   IV 
D)   II < I < III < IV E) A) and B)
F) A) and C)

Question 14

What is the name given to naturally occurring amines derived from plant sources?

Accepted Answer

A)   Enamines
B)   Imines
C)   Alkaloids
D)   AlkaminesE) A) and B)
F) A) and D)

Question 15

Which of the following amines are classified as tertiary (3°)  amines?

Accepted Answer

A)   I
B)   II
C)   III
D)   IVE) None of the above
F) All of the above

Question 16

Predict the major product of the following reaction.

Accepted Answer

A)   I
B)   II
C)   III
D)   IVE) B) and C)
F) B) and D)

Question 17

Arrange the following compounds in order of increasing boiling point, putting the compound with the least boiling point first.

Accepted Answer

A)   I 
B)   II 
C)   I 
D)   II < III < IE) A) and C)
F) None of the above D

Question 18

What is the major organic product obtained in the following reaction?

Accepted Answer

A)   I
B)   II
C)   III
D)   IVE) C) and D)
F) All of the above

Question 19

The mass spectrum of an amine shows a parent peak with an odd mass for the molecular ion. What does this tell you about the amine?

Accepted Answer

A)   The amine is a primary amine.
B)   The amine is a secondary amine.
C)   The amine contains an even number of N atoms.
D)   The amine contains an odd number of N atoms.E) All of the above
F) B) and D)

Question 20

What starting materials are required to synthesize the following azo compound?

Accepted Answer

A)   I
B)   II
C)   III
D)   IVE) C) and D)
F) All of the above

Exam 25: Amines

Which of the following amines are classified as primary (1°) amines?

Correct Answer
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What is a typical characteristic absorption in the IR spectrum of a primary amine?

Correct Answer
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Although an amine nitrogen atom containing an electron pair and bonded to three different groups is technically a stereogenic center, the chirality of the amine nitrogen is often ignored. Why is that?

Correct Answer
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D

Select the reagent(s) required for the following transformation.

Correct Answer
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Predict the major organic product of the following reaction.

Correct Answer
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What is the common name of the following compound?

Correct Answer
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Rank the following compounds in increasing order of basicity, putting the least basic first.

Correct Answer
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What is the correct assignment of the names of the following aromatic amines?

Correct Answer
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Which of the following amines are classified as secondary (2°) amines?

Correct Answer
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C

What is the IUPAC name of the following compound?

Correct Answer
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Predict the major product of the following reaction.

Correct Answer
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What is the major organic product obtained in the following reaction?

Correct Answer
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What is the name given to naturally occurring amines derived from plant sources?

Correct Answer
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Which of the following amines are classified as tertiary (3°) amines?

Correct Answer
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Predict the major product of the following reaction.

Correct Answer
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Arrange the following compounds in order of increasing boiling point, putting the compound with the least boiling point first.

Correct Answer
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D

What is the major organic product obtained in the following reaction?

Correct Answer
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The mass spectrum of an amine shows a parent peak with an odd mass for the molecular ion. What does this tell you about the amine?

Correct Answer
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What starting materials are required to synthesize the following azo compound?

Correct Answer
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Exam 25: Amines

Which of the following amines are classified as primary (1°) amines?

Correct AnswerverifiedShow Answer

What is a typical characteristic absorption in the IR spectrum of a primary amine?

Correct AnswerverifiedShow Answer

Although an amine nitrogen atom containing an electron pair and bonded to three different groups is technically a stereogenic center, the chirality of the amine nitrogen is often ignored. Why is that?

Correct AnswerverifiedD

Select the reagent(s) required for the following transformation.

Correct AnswerverifiedShow Answer

Predict the major organic product of the following reaction.

Correct AnswerverifiedShow Answer

What is the common name of the following compound?

Correct AnswerverifiedShow Answer

Rank the following compounds in increasing order of basicity, putting the least basic first.

Correct AnswerverifiedShow Answer

What is the correct assignment of the names of the following aromatic amines?

Correct AnswerverifiedShow Answer

Which of the following amines are classified as secondary (2°) amines?

Correct AnswerverifiedC

What is the IUPAC name of the following compound?

Correct AnswerverifiedShow Answer

Predict the major product of the following reaction.

Correct AnswerverifiedShow Answer

What is the major organic product obtained in the following reaction?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

What is the name given to naturally occurring amines derived from plant sources?

Correct AnswerverifiedShow Answer

Which of the following amines are classified as tertiary (3°) amines?

Correct AnswerverifiedShow Answer

Predict the major product of the following reaction.

Correct AnswerverifiedShow Answer

Arrange the following compounds in order of increasing boiling point, putting the compound with the least boiling point first.

Correct AnswerverifiedD

What is the major organic product obtained in the following reaction?

Correct AnswerverifiedShow Answer

The mass spectrum of an amine shows a parent peak with an odd mass for the molecular ion. What does this tell you about the amine?

Correct AnswerverifiedShow Answer

What starting materials are required to synthesize the following azo compound?

Correct AnswerverifiedShow Answer

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D

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C

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D

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