Question 1

Our bodies rely on a two step process for detoxification of ethyl alcohol.The first step occurs in the cytoplasm of the liver,where the alcohol is oxidized.Which of the following materials is produced during that step?

Accepted Answer

A)   
B)   
C)   
D)

Question 2

Formaldehyde is a ____ at room temperature.

Accepted Answer

A)  gas
B)  liquid
C)  solid
D)  unknown

Question 3

Which reaction requires platinum as a catalyst?

Accepted Answer

A)  oxidation of an aldehyde or ketone
B)  reduction of an aldehyde or ketone
C)  reaction of an aldehyde or ketone with an alcohol
D)  All of the responses are reactions that are catalyzed by platinum.

Question 4

Which of the following is an ingredient in some inhalants? It has a characteristic medicinal odor.

Accepted Answer

A)  citral
B)  biacetal
C)  menthone
D)  camphor

Question 5

Acetone is the common name for 2-butanone.

Accepted Answer

A) True 
 B)False

Question 6

The name 4,5-dichlorocyclohexanone should be

Accepted Answer

A)  1,2-dichlorocyclohexanone.
B)  2,3-dichlorocyclohexanone.
C)  3,4-dichlorocyclohexanone.
D)  4,5-dichlorocyclohexanone.

Question 7

It is not possible to produce either an aldehyde or ketone from a tertiary alcohol.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following substances is an integral portion of embalming fluid?

Accepted Answer

A)  methadone
B)  methanal
C)  ethanol
D)  ethanal

Question 9

Another name for acetaldehyde is 2-propane.

Accepted Answer

A) True 
 B)False

Question 10

When naming aldehydes,the aldehyde group is at position number 1.

Accepted Answer

A) True 
 B)False

Question 11

The IUPAC name of the following compound is 1-methylcyclopentanone.

Accepted Answer

A) True 
 B)False

Question 12

What is the major difference between a cyclic hemiacetal and a cyclic acetal?

Accepted Answer

A)  The cyclic hemiacetal is an alcohol,whereas the cyclic acetal is an ether.
B)  The cyclic hemiacetal is an acid,and the cyclic acetal is a base.
C)  The cyclic hemiacetal contains more carbons in the ring than the cyclic acetal.
D)  All of the responses are correct.

Question 13

Which of the following is an aldehyde flavoring agent?

Accepted Answer

A)  biacetyl
B)  menthol
C)  vanillin
D)  camphor

Question 14

What is the IUPAC name for the compound shown below?

Accepted Answer

A)  2-methyl-2-pentanone
B)  2-methyl-4-pentanone
C)  4-methyl-2-pentanone
D)  2-methol-4-pentanol

Question 15

To what class of compounds does glucose belong?

Accepted Answer

A)  cyclic ketone
B)  cyclic aldehyde
C)  cyclic hemiacetal
D)  carboxylic acid

Question 16

The formation of a ketal from a hemiketal and alcohol is usually a base catalyzed reaction.

Accepted Answer

A) True 
 B)False

Question 17

Hemiacetals are

Accepted Answer

A)  produced on the oxidation of a carboxylic acid.
B)  result of the reaction between an aldehyde and a ketone.
C)  are produced when an ether reacts with a ketone.
D)  the unstable product of the oxidation of an aldehyde.

Question 18

Which of the following compounds upon hydrolysis would yield CH3CH2OH and CH3CH2CHO?

Accepted Answer

A)   3CH2OH and CH3CH2CHO? 
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B)     
C)     
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C)     
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C)   3CH2OH and CH3CH2CHO? 
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B)     
C)     
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D)   3CH2OH and CH3CH2CHO? 
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Question 19

Which of the following substances is found in the rinds of lemons,limes and oranges?

Accepted Answer

A)  biacetal
B)  dihydroxyacetone
C)  menthone
D)  citral

Question 20

What starting material is necessary to complete the reaction below?

Accepted Answer

A)   
B)   
C)   
D)

Exam 14: Aldehydes and Ketones

The name 4,5-dichlorocyclohexanone should be

Correct AnswerverifiedShow Answer

Which of the following compounds upon hydrolysis would yield CH3CH2OH and CH3CH2CHO?

Correct AnswerverifiedShow Answer

Acetone is the common name for 2-butanone.

Correct AnswerverifiedShow Answer

Our bodies rely on a two step process for detoxification of ethyl alcohol.The first step occurs in the cytoplasm of the liver,where the alcohol is oxidized.Which of the following materials is produced during that step?

Correct AnswerverifiedShow Answer

Formaldehyde is a ____ at room temperature.

Correct AnswerverifiedShow Answer

Which of the following substances is an integral portion of embalming fluid?

Correct AnswerverifiedShow Answer

Which of the following substances is found in the rinds of lemons,limes and oranges?

Correct AnswerverifiedShow Answer

Hemiacetals are

Correct AnswerverifiedShow Answer

What is the IUPAC name for the compound shown below?

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When naming aldehydes,the aldehyde group is at position number 1.

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What starting material is necessary to complete the reaction below?

Correct AnswerverifiedShow Answer

Another name for acetaldehyde is 2-propane.

Correct AnswerverifiedShow Answer

To what class of compounds does glucose belong?

Correct AnswerverifiedShow Answer

What is the major difference between a cyclic hemiacetal and a cyclic acetal?

Correct AnswerverifiedShow Answer

Which of the following is an ingredient in some inhalants? It has a characteristic medicinal odor.

Correct AnswerverifiedShow Answer

The formation of a ketal from a hemiketal and alcohol is usually a base catalyzed reaction.

Correct AnswerverifiedShow Answer

Which of the following is an aldehyde flavoring agent?

Correct AnswerverifiedShow Answer

The IUPAC name of the following compound is 1-methylcyclopentanone.

Correct AnswerverifiedShow Answer

Which reaction requires platinum as a catalyst?

Correct AnswerverifiedShow Answer

It is not possible to produce either an aldehyde or ketone from a tertiary alcohol.

Correct AnswerverifiedShow Answer

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Which of the following compounds upon hydrolysis would yield CH₃CH₂OH and CH₃CH₂CHO?

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