Question 1

Which compound will give a positive Tollens' test?

Accepted Answer

A) 
  
B) 
  
C) 
  
D) 
  
E) 
  
A) 
  
B) 
  
C) 
  
D) 
  
E)

Question 2

Tollens' reagent is used to

Accepted Answer

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

Question 3

Which molecule is 2-butanone?

Accepted Answer

A) 
  
B) 
  
C) 
  
D) 
  
E) 
  
A) 
  
B) 
  
C) 
  
D) 
  
E)

Question 4

Match the following.
-an example of an aldehyde

Accepted Answer

A)   
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) 
L)  
A)   
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) 
L)

Question 5

The correct name for CH3CH(CH3)CH2CHO is

Accepted Answer

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

Question 6

What is the product of reduction of butanal?

Accepted Answer

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

Question 7

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

Accepted Answer

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. 
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.

Question 8

Match the following.
-aldehyde

Accepted Answer

A)   
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) 
L)  
A)   
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) 
L)

Question 9

Match the following.
-propanone

Accepted Answer

A)   
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) 
L)  
A)   
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) 
L)

Question 10

Match the following.
-acetal

Accepted Answer

A)   
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) 
L)  
A)   
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) 
L)

Question 11

Which molecule is propanal?

Accepted Answer

A) 
  
B) 
  
C) 
  
D) 
  
E) 
  
A) 
  
B) 
  
C) 
  
D) 
  
E)

Question 12

Oxidation of a ketone produces

Accepted Answer

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

Question 13

Which molecule is a ketone?

Accepted Answer

A) 
  
B) 
  
C) 
  
D) 
  
E) 
  
A) 
  
B) 
  
C) 
  
D) 
  
E)

Question 14

Match the following.
-hemiacetal

Accepted Answer

A)   
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) 
L)  
A)   
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) 
L)

Question 15

Reduction of aldehydes and ketones is a

Accepted Answer

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. 
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.

Question 16

Which of the following is an acetal?

Accepted Answer

A) 
  
B) 
  
C) 
  
D) 
  
E) 
  
A) 
  
B) 
  
C) 
  
D) 
  
E)

Question 17

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

Accepted Answer

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

Question 18

Which molecule is formaldehyde?

Accepted Answer

A) 
  
B) 
  
C) 
  
D) 
  
E) 
  
A) 
  
B) 
  
C) 
  
D) 
  
E)

Question 19

Which compound will give a positive Tollens' test?

Accepted Answer

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

Question 20

What is the product of reduction of 2-butanone?

Accepted Answer

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

Exam 16: Aldehydes and Ketones

Which compound will give a positive Tollens' test?

Tollens' reagent is used to

Which molecule is 2-butanone?

Match the following. -an example of an aldehyde

The correct name for CH3CH(CH3)CH2CHO is

What is the product of reduction of butanal?

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

Match the following. -aldehyde

Match the following. -propanone

Match the following. -acetal

Which molecule is propanal?

Oxidation of a ketone produces

Which molecule is a ketone?

Match the following. -hemiacetal

Reduction of aldehydes and ketones is a

Which of the following is an acetal?

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

Which molecule is formaldehyde?

Which compound will give a positive Tollens' test?

What is the product of reduction of 2-butanone?

Matter and Measurements

Atoms and the Periodic Table

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Molecular Compounds

Classification and Balancing of Chemical Reactions

Chemical Reactions: Mole and Mass Relationships

Chemical Reactions: Energy, rates, and Equilibrium

Gases, liquids, and Solids

Solutions

Acids and Bases

Nuclear Chemistry

Introduction to Organic Chemistry: Alkanes

Alkenes, alkynes, and Aromatic Compounds

Some Compounds With Oxygen, sulfur, or a Halogen

Amines

Carboxylic Acids and Their Derivatives

Amino Acids and Proteins

Enzymes and Vitamins

The Generation of Biochemical Energy

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The correct name for CH₃CH(CH₃)CH₂CHO is