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What is the product of reduction of 2-butanone?


A) butanal
B) 2-butanol
C) butanoic acid
D) 1-butanol
E) no reaction

F) A) and D)
G) A) and C)

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Reduction of aldehydes and ketones is a


A) one-step reaction involving the H- ion.
B) one-step reaction involving the H+ ion.
C) two-step reaction involving the H- and H+ ions.
D) two-step reaction involving the OH- and H+ ions.
E) two-step reaction involving the H- and OH- ions.

F) A) and E)
G) A) and B)

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Which compound will give a positive Tollens' test?


A) 2-pentanone
B) 3-pentanone
C) pentanoic acid
D) pentane
E) pentanal

F) A) and B)
G) A) and C)

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Which molecule is propanal?


A)
Which molecule is propanal? A) B) C) D) E)
B)
Which molecule is propanal? A) B) C) D) E)
C)
Which molecule is propanal? A) B) C) D) E)
D)
Which molecule is propanal? A) B) C) D) E)
E)
Which molecule is propanal? A) B) C) D) E)

F) B) and E)
G) D) and E)

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Which molecule is formaldehyde?


A)
Which molecule is formaldehyde? A) B) C) D) E)
B)
Which molecule is formaldehyde? A) B) C) D) E)
C)
Which molecule is formaldehyde? A) B) C) D) E)
D)
Which molecule is formaldehyde? A) B) C) D) E)
E)
Which molecule is formaldehyde? A) B) C) D) E)

F) A) and B)
G) D) and E)

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Match the following. -an example of an aldehyde


A) Match the following. -an example of an aldehyde A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)
B) CH3CH2COCH2CH3
C) CH3CH2CH2 H2CHO
D) the simplest aldehyde,also named formaldehyde
E) the simplest ketone,also named acetone
F) a functional group consisting of a carbon atom with a double bond to an oxygen atom
G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded
to one hydrogen atom and two other carbon atoms.
H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group.
I) a functional group consisting of a carbonyl group bonded to two other carbon atoms
J) a compound with a carbon atom that is bonded to two ether-like groups.
K) Match the following. -an example of an aldehyde A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)
L) Match the following. -an example of an aldehyde A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)

M) A) and G)
N) E) and F)

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Which of the following is not a property of aldehydes and ketones?


A) They are polar.
B) Most have distinctive odors.
C) They have lower boiling points than alcohols of similar molar mass.
D) They have higher boiling points than alkanes of similar molar mass.
E) They cannot form hydrogen bonds with water because they have no hydrogen atoms bonded to oxygen.

F) B) and D)
G) B) and C)

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Which molecule is 2-butanone?


A)
Which molecule is 2-butanone? A) B) C) D) E)
B)
Which molecule is 2-butanone? A) B) C) D) E)
C)
Which molecule is 2-butanone? A) B) C) D) E)
D)
Which molecule is 2-butanone? A) B) C) D) E)
E)
Which molecule is 2-butanone? A) B) C) D) E)

F) A) and D)
G) B) and D)

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Which compound will give a positive Tollens' test?


A)
Which compound will give a positive Tollens' test? A) B) C) D) E)
B)
Which compound will give a positive Tollens' test? A) B) C) D) E)
C)
Which compound will give a positive Tollens' test? A) B) C) D) E)
D)
Which compound will give a positive Tollens' test? A) B) C) D) E)
E)
Which compound will give a positive Tollens' test? A) B) C) D) E)

F) A) and D)
G) D) and E)

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The correct name for CH3CH(CH3) CH2CHO is


A) 2-methylbutanal.
B) 3-methyl-1-butanal.
C) 3-methylbutanal.
D) isopentanal.
E) 3-methyl-1-butanone.

F) None of the above
G) A) and D)

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What reaction conditions are needed to cause formation of an acetal from the same reactants that form hemiacetals?


A) high temperature
B) excess aldehyde or ketone as reactant
C) limited amount of alcohol as reactant
D) metallic catalyst
E) acid catalyst

F) B) and E)
G) A) and D)

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Match the following. -propanone


A) Match the following. -propanone A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)
B) CH3CH2COCH2CH3
C) CH3CH2CH2 H2CHO
D) the simplest aldehyde,also named formaldehyde
E) the simplest ketone,also named acetone
F) a functional group consisting of a carbon atom with a double bond to an oxygen atom
G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded
to one hydrogen atom and two other carbon atoms.
H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group.
I) a functional group consisting of a carbonyl group bonded to two other carbon atoms
J) a compound with a carbon atom that is bonded to two ether-like groups.
K) Match the following. -propanone A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)
L) Match the following. -propanone A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)

M) E) and I)
N) B) and K)

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Oxidation of a ketone produces


A) a carboxylic acid.
B) a primary alcohol.
C) a secondary alcohol.
D) an aldehyde.
E) no reaction.

F) D) and E)
G) A) and E)

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Which molecule is a ketone?


A)
Which molecule is a ketone? A) B) C) D) E)
B)
Which molecule is a ketone? A) B) C) D) E)
C)
Which molecule is a ketone? A) B) C) D) E)
D)
Which molecule is a ketone? A) B) C) D) E)
E)
Which molecule is a ketone? A) B) C) D) E)

F) A) and B)
G) C) and E)

Correct Answer

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Match the following. -acetal


A) Match the following. -acetal A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)
B) CH3CH2COCH2CH3
C) CH3CH2CH2 H2CHO
D) the simplest aldehyde,also named formaldehyde
E) the simplest ketone,also named acetone
F) a functional group consisting of a carbon atom with a double bond to an oxygen atom
G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded
to one hydrogen atom and two other carbon atoms.
H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group.
I) a functional group consisting of a carbonyl group bonded to two other carbon atoms
J) a compound with a carbon atom that is bonded to two ether-like groups.
K) Match the following. -acetal A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)
L) Match the following. -acetal A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)

M) A) and E)
N) A) and I)

Correct Answer

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Match the following. -hemiacetal


A) Match the following. -hemiacetal A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)
B) CH3CH2COCH2CH3
C) CH3CH2CH2 H2CHO
D) the simplest aldehyde,also named formaldehyde
E) the simplest ketone,also named acetone
F) a functional group consisting of a carbon atom with a double bond to an oxygen atom
G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded
to one hydrogen atom and two other carbon atoms.
H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group.
I) a functional group consisting of a carbonyl group bonded to two other carbon atoms
J) a compound with a carbon atom that is bonded to two ether-like groups.
K) Match the following. -hemiacetal A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)
L) Match the following. -hemiacetal A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)

M) A) and H)
N) J) and K)

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What is the product of reduction of butanal?


A) butane
B) 2-butanol
C) butanoic acid
D) 1-butanol
E) no reaction

F) D) and E)
G) A) and D)

Correct Answer

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Which of the following is an acetal?


A)
Which of the following is an acetal? A) B) C) D) E)
B)
Which of the following is an acetal? A) B) C) D) E)
C)
Which of the following is an acetal? A) B) C) D) E)
D)
Which of the following is an acetal? A) B) C) D) E)
E)
Which of the following is an acetal? A) B) C) D) E)

F) C) and D)
G) A) and D)

Correct Answer

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Tollens' reagent is used to


A) distinguish aldehydes from ketones.
B) reduce aldehydes.
C) reduce ketones.
D) oxidize ketones.
E) distinguish amines from aldehydes.

F) None of the above
G) B) and C)

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Match the following. -aldehyde


A) Match the following. -aldehyde A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)
B) CH3CH2COCH2CH3
C) CH3CH2CH2 H2CHO
D) the simplest aldehyde,also named formaldehyde
E) the simplest ketone,also named acetone
F) a functional group consisting of a carbon atom with a double bond to an oxygen atom
G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded
to one hydrogen atom and two other carbon atoms.
H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group.
I) a functional group consisting of a carbonyl group bonded to two other carbon atoms
J) a compound with a carbon atom that is bonded to two ether-like groups.
K) Match the following. -aldehyde A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)
L) Match the following. -aldehyde A) B) CH<sub>3</sub>CH<sub>2</sub>COCH<sub>2</sub>CH<sub>3</sub> C) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub> H<sub>2</sub>CHO D) the simplest aldehyde,also named formaldehyde E) the simplest ketone,also named acetone F) a functional group consisting of a carbon atom with a double bond to an oxygen atom G) a functional group consisting of a carbonyl group bonded to to a carbon that is bonded to one hydrogen atom and two other carbon atoms. H) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. I) a functional group consisting of a carbonyl group bonded to two other carbon atoms J) a compound with a carbon atom that is bonded to two ether-like groups. K) L)

M) C) and L)
N) B) and F)

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