Question 1

The compound shown below is responsible for the odor in rancid butter. Identify the functional group circled.

Accepted Answer

A)   aldehyde
B)   ketone
C)   alcohol
D)   carboxylic acid
E)   carbonylF) A) and B)
G) C) and D)

Question 2

Excluding cyclic compounds, how many possible isomers exist for C4H8?

Accepted Answer

A)   2
B)   4
C)   5
D)   6
E)   7F) All of the above
G) D) and E)

Question 3

One characteristic of the monomers that form condensation polymers that is not common in monomers which form addition polymers is

Accepted Answer

A)   the presence of pi bonds.
B)   the presence of two functional groups.
C)   the presence of alkyl side chains.
D)   the ability to form free radicals.
E)   the presence of sulfur atoms.F) A) and E)
G) A) and C)

Question 4

Benzene will react with chloromethane in the presence of a catalyst to produce toluene and hydrogen chloride. Select the correct reaction type for the process.

Accepted Answer

A)   addition
B)   elimination
C)   substitution
D)   oxidation
E)   reductionF) C) and D)
G) A) and C)

Question 5

Both alkenes and alkynes exhibit geometric (cis/trans) isomerism.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is not a constitutional isomer of CH3CH2COOH?

Accepted Answer

A)   CH3CH2COOCH3
B)   CH3COOCH3
C)   CH3COCH2OH
D)   HOCH=CHOCH3
E)   CH3CH(OH) CHOF) C) and D)
G) B) and D)

Question 7

Amygdalin (Laetrile)  was once touted for its potential anticancer activity. However, the claims were never scientifically verified. Identify the functional group circled.

Accepted Answer

A)   carbonite
B)   ether
C)   amide
D)   amine
E)   nitrileF) B) and D)
G) D) and E)

Question 8

Select the correct name for the following compound.

Accepted Answer

A)   3-ethyl-2,3-dimethyl-1-propanol
B)   2,3,4-trimethyl-1-butanol
C)   2,3-dimethyl-1-pentanol
D)   3,4-dimethyl-5-pentanol
E)   2,3-dimethyl-1-pentanalF) All of the above
G) None of the above

Question 9

Select the correct name for the following compound.

Accepted Answer

A)   2-ethyl-4-propylcycloheptene
B)   3-ethyl-5-propylcycloheptene
C)   6-ethyl-4-propylcycloheptene
D)   7-ethyl-5-propylcycloheptene
E)   3-ethyl-5-propylcyclohexeneF) B) and C)
G) B) and E)

Question 10

Each amino acid has two functional groups in common and one of 20 other groups attached to the α-carbon. The two functional groups are

Accepted Answer

A)   carboxyl and amine.
B)   ester and amine.
C)   carboxyl and amide.
D)   alcohol and amine.
E)   carboxyl and peptide.F) A) and E)
G) A) and D)

Question 11

Select the correct name for the following compound.

Accepted Answer

A)   1,1,3-triethyl-2-methylbutane
B)   1,1-diethyl-2,3-dimethylpentane
C)   2,4-diethyl-3-methylhexane
D)   3-ethyl-4,5-dimethylheptane
E)   None of these choices are correct.F) B) and C)
G) A) and C)

Question 12

Including cyclic compounds, how many possible isomers exist for C4H8?

Accepted Answer

A)   2
B)   4
C)   5
D)   6
E)   7F) B) and C)
G) A) and E)

Question 13

Identify the organic product when cyclohexanol reacts with excess potassium dichromate in the presence of sulfuric acid.

Accepted Answer

A)   
B)   
C)   
D)   
E)   None of these choices are correct.F) None of the above
G) B) and D)

Question 14

Urea carries waste nitrogen from the body in urine. Identify the functional group circled.

Accepted Answer

A)   aldehyde
B)   alcohol
C)   carboxyl
D)   amine
E)   amideF) A) and C)
G) None of the above

Question 15

Enflurane is an effective gaseous anesthetic with relatively low flammability. Identify the functional group circled.

Accepted Answer

A)   aldehyde
B)   ketone
C)   ester
D)   ether
E)   alcoholF) A) and E)
G) B) and C)

Question 16

Identify the principal organic product of the reaction between butane and chlorine. 3Cl B)  CH3CH2Cl C)  CH3CHClCH3 D)  CH3CH2CHClCH3 E)  None of these choices are correct." class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   CH3Cl
B)   CH3CH2Cl
C)   CH3CHClCH3
D)   CH3CH2CHClCH3
E)   None of these choices are correct.F) A) and E)
G) B) and E)

Question 17

Which compound, if any, will not be optically active?

Accepted Answer

A)   
B)   
C)   
D)   
E)   They are all optically active.F) A) and D)
G) A) and E)

Question 18

Because of delocalization, all the carbon-carbon bond lengths in 1,3-cyclopentadiene are identical.

Accepted Answer

A) True 
 B)False

Question 19

Esters can be formed by the dehydration-condensation of a carboxylic acid and an alcohol.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following is likely to be an aromatic compound?

Accepted Answer

A)   C6H5Cl
B)   C6H12
C)   C2H4Cl2
D)   C2H2
E)   C4H8F) A) and E)
G) B) and D)

Exam 15: Organic Compounds and the Atomic Properties of Carbon

Select the correct name for the following compound.

Correct AnswerverifiedShow Answer

The compound shown below is responsible for the odor in rancid butter. Identify the functional group circled.

Correct AnswerverifiedShow Answer

Including cyclic compounds, how many possible isomers exist for C4H8?

Correct AnswerverifiedShow Answer

Identify the organic product when cyclohexanol reacts with excess potassium dichromate in the presence of sulfuric acid.

Correct AnswerverifiedShow Answer

Which compound, if any, will not be optically active?

Correct AnswerverifiedShow Answer

Each amino acid has two functional groups in common and one of 20 other groups attached to the α-carbon. The two functional groups are

Correct AnswerverifiedShow Answer

Amygdalin (Laetrile) was once touted for its potential anticancer activity. However, the claims were never scientifically verified. Identify the functional group circled.

Correct AnswerverifiedShow Answer

Because of delocalization, all the carbon-carbon bond lengths in 1,3-cyclopentadiene are identical.

Correct AnswerverifiedShow Answer

One characteristic of the monomers that form condensation polymers that is not common in monomers which form addition polymers is

Correct AnswerverifiedShow Answer

Identify the principal organic product of the reaction between butane and chlorine.

Correct AnswerverifiedShow Answer

Excluding cyclic compounds, how many possible isomers exist for C4H8?

Correct AnswerverifiedShow Answer

Both alkenes and alkynes exhibit geometric (cis/trans) isomerism.

Correct AnswerverifiedShow Answer

Urea carries waste nitrogen from the body in urine. Identify the functional group circled.

Correct AnswerverifiedShow Answer

Which of the following is likely to be an aromatic compound?

Correct AnswerverifiedShow Answer

Select the correct name for the following compound.

Correct AnswerverifiedShow Answer

Which of the following is not a constitutional isomer of CH3CH2COOH?

Correct AnswerverifiedShow Answer

Enflurane is an effective gaseous anesthetic with relatively low flammability. Identify the functional group circled.

Correct AnswerverifiedShow Answer

Benzene will react with chloromethane in the presence of a catalyst to produce toluene and hydrogen chloride. Select the correct reaction type for the process.

Correct AnswerverifiedShow Answer

Esters can be formed by the dehydration-condensation of a carboxylic acid and an alcohol.

Correct AnswerverifiedShow Answer

Select the correct name for the following compound.

Correct AnswerverifiedShow Answer

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Including cyclic compounds, how many possible isomers exist for C₄H₈?

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Excluding cyclic compounds, how many possible isomers exist for C₄H₈?

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Which of the following is not a constitutional isomer of CH₃CH₂COOH?

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