Question 1

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 E)
G) B) and E)

Question 2

One source of a musky odor in perfumes is civetone,a compound extracted from the scent gland of the civet cat.Identify the functional group circled.

Accepted Answer

A)  Aldehyde
B)  Ketone
C)  Alcohol
D)  Carboxylic acid
E)  OxideF) D) and E)
G) A) and B)

Question 3

How many secondary carbons does the following molecule have?  .

Accepted Answer

A)  0
B)  1
C)  3
D)  5
E)  7F) A) and D)
G) A) and E)

Question 4

The monomer used to prepare polyvinyl chloride (PVC) is

Accepted Answer

A)  CH2=CH2.
B)  CH3CH2Cl.
C)  CH2=CCl2.
D)  CH2=CHCl.
E)  CF2=CF2.F) A) and B)
G) C) and E)

Question 5

What name is given to a compound containing a -CHO group?

Accepted Answer

A)  Aldehyde
B)  Ketone
C)  Alcohol
D)  Carboxylic acid
E)  EsterF) A) and C)
G) D) and E)

Question 6

The backbone of a strand of nucleic acid consists of

Accepted Answer

A)  phosphate units only.
B)  phosphate and sugar units.
C)  polyester.
D)  phosphate,sugar,and nitrogen base units.
E)  sugar units only.F) B) and D)
G) A) and C)

Question 7

Which is the correct name for the molecule depicted below?

Accepted Answer

A)  2,4,5-tripropylheptane
B)  6-methyl-3,4-dipropylnonane
C)  4-ethyl-5,7-dipropyloctane
D)  5-ethyl-2,4-dipropyloctane
E)  4-ethyl-7-methyl-5-propyldecaneF) C) and D)
G) B) and E)

Question 8

Which of the following is a ketone?

Accepted Answer

A)  CH3CH2COCH3
B)  CH3CH2CHO
C)  CH3OCH3
D)  CH3CH2COOH
E)  H2C=C=CH2F) A) and B)
G) A) and C)

Question 9

Vanillin is a flavoring agent which occurs naturally in the vanilla bean,the seed of an orchid. Identify the functional group circled.

Accepted Answer

A)  Aldehyde
B)  Ketone
C)  Alcohol
D)  Carboxylic acid
E)  CarbonylF) A) and C)
G) A) and E)

Question 10

Which type of isomerism is described as isomers containing identical bonds but differing in the orientation of those bonds in space?

Accepted Answer

A)  Stereoisomers
B)  Geometrical isomers
C)  Constitutional isomers
D)  Conformational isomers
E)  Connectivity isomersF) B) and D)
G) A) and C)

Question 11

What name is given to a compound containing a -COOR group?

Accepted Answer

A)  Aldehyde
B)  Ketone
C)  Alcohol
D)  Carboxylic acid
E)  EsterF) A) and D)
G) A) and B)

Question 12

Organic chemistry is defined as the study of compounds containing which element?

Accepted Answer

A)  Carbon
B)  Silicon
C)  Hydrogen
D)  Sodium
E)  Carbon and hydrogenF) A) and B)
G) None of the above

Question 13

Which has resonance structures?

Accepted Answer

A)  CH4
B)  CH3CH2COO−
C)  CH3CH2CH3
D)  CH3OH
E)  CH3NH3+F) All of the above
G) B) and C)

Question 14

Which is the formula of a ketone?

Accepted Answer

A)  CH3CHO
B)  CH3OCH3
C)  CH3COCH3
D)  CH3COOH
E)  HC≡CHF) B) and D)
G) All of the above

Question 15

The group of atoms that is responsible for the characteristic properties of a family of organic compounds is called a/an ________ group.

Accepted Answer

A)  hydrocarbon
B)  functional
C)  ether
D)  enzyme
E)  polyatomic ionF) A) and E)
G) B) and C)

Question 16

What name is given to a compound containing a -COOH group?

Accepted Answer

A)  Aldehyde
B)  Ketone
C)  Alcohol
D)  Carboxylic acid
E)  EsterF) A) and D)
G) A) and C)

Question 17

Which type of functional group does not include a carbonyl group in its structure?

Accepted Answer

A)  carboxylic acid
B)  ether
C)  ketone
D)  aldehyde
E)  esterF) A) and E)
G) A) and C)

Question 18

What is the name of the following compound?

Accepted Answer

A)  Pentanal
B)  2-Methylbutanoic acid
C)  2-Ethylbutanal
D)  2-Ethylbutanoic acid
E)  3-MethylpentanalF) A) and D)
G) C) and D)

Question 19

What name is given to a compound containing a hydroxyl group?

Accepted Answer

A)  Aldehyde
B)  Ketone
C)  Alcohol
D)  Amine
E)  EsterF) None of the above
G) B) and D)

Question 20

What name is given to a compound containing a -CONH2 group?

Accepted Answer

A)  Aldehyde
B)  Amine
C)  Amide
D)  Carboxylic acid
E)  EsterF) All of the above
G) A) and D)

Exam 25: Organic Chemistry

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

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What name is given to a compound containing a -CONH2 group?

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The group of atoms that is responsible for the characteristic properties of a family of organic compounds is called a/an ________ group.

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Which type of functional group does not include a carbonyl group in its structure?

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Which is the formula of a ketone?

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Which of the following is a ketone?

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The monomer used to prepare polyvinyl chloride (PVC) is

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Organic chemistry is defined as the study of compounds containing which element?

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What name is given to a compound containing a -COOR group?

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Vanillin is a flavoring agent which occurs naturally in the vanilla bean,the seed of an orchid. Identify the functional group circled.

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The backbone of a strand of nucleic acid consists of

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Which is the correct name for the molecule depicted below?

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One source of a musky odor in perfumes is civetone,a compound extracted from the scent gland of the civet cat.Identify the functional group circled.

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What name is given to a compound containing a -CHO group?

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What is the name of the following compound?

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What name is given to a compound containing a -COOH group?

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How many secondary carbons does the following molecule have? .

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Which type of isomerism is described as isomers containing identical bonds but differing in the orientation of those bonds in space?

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Which has resonance structures?

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What name is given to a compound containing a hydroxyl group?

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What name is given to a compound containing a -CONH₂ group?

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