Question 1

What is the name of this compound?

Accepted Answer

A)  2-pentanone 
B)  methyl propyl ketone 
C)  3-methyl-2-butanone 
D)  2-methyl-3-butanone 
E)  2-methyl-3-ketone butane 
A)  2-pentanone 
B)  methyl propyl ketone 
C)  3-methyl-2-butanone 
D)  2-methyl-3-butanone 
E)  2-methyl-3-ketone butane C

Question 2

The hydrogenation of 2-methylpropanal gives the product

Accepted Answer

A)  1-butanol. 
B)  2-methylpropanoic acid. 
C)  2-methyl-3-propanol. 
D)  2-methyl-1-propanol. 
E)  2-methyl-2-propanol. 
A)  1-butanol. 
B)  2-methylpropanoic acid. 
C)  2-methyl-3-propanol. 
D)  2-methyl-1-propanol. 
E)  2-methyl-2-propanol. D

Question 3

The oxygen atom in a carbonyl group is __________ the carbon atom.

Accepted Answer

A)  more electronegative than 
B)  less electronegative than 
C)  identical in electronegativity to 
D)  more electropositive than 
E)  more soluble than 
A)  more electronegative than 
B)  less electronegative than 
C)  identical in electronegativity to 
D)  more electropositive than 
E)  more soluble than A

Question 4

In all aldehydes except formaldehyde, how many hydrogen atoms is the carbonyl group bonded to?

Accepted Answer

A)  one 
B)  two 
C)  three 
D)  four 
A)  one 
B)  two 
C)  three 
D)  four

Question 5

The reduction of 3-pentanone with hydrogen in the presence of a nickel catalyst will yield

Accepted Answer

A)  pentane. 
B)  2-pentene. 
C)  diethyl alcohol. 
D)  3-pentanol. 
E)  pentanaldehyde. 
A)  pentane. 
B)  2-pentene. 
C)  diethyl alcohol. 
D)  3-pentanol. 
E)  pentanaldehyde.

Question 6

Which of the following ketones is the most soluble in water?

Accepted Answer

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

Question 7

The suffix -al indicates an aldehyde in the IUPAC system of naming.

Accepted Answer

A) True 
 B)False

Question 8

Select the correct name for the following.

-

Accepted Answer

A)  propanal 
B)  1-propanone 
C)  diethyl ketone 
D)  3-propanone 
A)  propanal 
B)  1-propanone 
C)  diethyl ketone 
D)  3-propanone

Question 9

Acetone is a ketone commonly used as a

Accepted Answer

A)  preservative. 
B)  flavoring agent. 
C)  fuel. 
D)  solvent. 
E)  drain cleaner. 
A)  preservative. 
B)  flavoring agent. 
C)  fuel. 
D)  solvent. 
E)  drain cleaner.

Question 10

Formaldehyde is used in solution as a germicide and preservative.

Accepted Answer

A) True 
 B)False

Question 11

Enantiomers have superimposable mirror images.

Accepted Answer

A) True 
 B)False

Question 12

Acetone is sometimes produced in pathological conditions such as diabetes.

Accepted Answer

A) True 
 B)False

Question 13

Select the correct name for the following.

-

Accepted Answer

A)  propanal 
B)  1-propanone 
C)  diethyl ketone 
D)  3-propanone 
A)  propanal 
B)  1-propanone 
C)  diethyl ketone 
D)  3-propanone

Question 14

The flavoring agent found in vanilla is

Accepted Answer

A)  an aldehyde. 
B)  a ketone. 
C)  a hydrocarbon. 
D)  an ester. 
E)  a thiol. 
A)  an aldehyde. 
B)  a ketone. 
C)  a hydrocarbon. 
D)  an ester. 
E)  a thiol.

Question 15

1-butanol is a chiral molecule.

Accepted Answer

A) True 
 B)False

Question 16

Three functional groups found in this compound are

Accepted Answer

A)  alcohol, aromatic, and ether. 
B)  alcohol, aldehyde, and ether. 
C)  alcohol, ether, and ketone. 
D)  aldehyde, ether, and carboxylic acid. 
E)  cycloalkene, alcohol, and carboxylic acid. 
A)  alcohol, aromatic, and ether. 
B)  alcohol, aldehyde, and ether. 
C)  alcohol, ether, and ketone. 
D)  aldehyde, ether, and carboxylic acid. 
E)  cycloalkene, alcohol, and carboxylic acid.

Question 17

Many odors from solvents, paint removers, and perfumes are derived from aldehydes or ketones.

Accepted Answer

A) True 
 B)False

Question 18

How many different substituents are required on a carbon atom for it to be chiral?

Accepted Answer

A)  one 
B)  two 
C)  three 
D)  four 
E)  Any number from 1 to 4; chiralty does not depend on substitution. 
A)  one 
B)  two 
C)  three 
D)  four 
E)  Any number from 1 to 4; chiralty does not depend on substitution.

Question 19

Chirality occurs when stereoisomers have mirror images that are

Accepted Answer

A)  superimposable. 
B)  the same. 
C)  not superimposable. 
D)  not visible to one another. 
E)  identical. 
A)  superimposable. 
B)  the same. 
C)  not superimposable. 
D)  not visible to one another. 
E)  identical.

Question 20

Which of the following pairs of compounds are isomers?

Accepted Answer

A)  CH3CH₂CH₂OH and CH3O CH3 
B)    
C)    
D)    
E)    
A)  CH3CH₂CH₂OH and CH3O CH3 
B)    
C)    
D)    
E)

Exam 14: Aldehydes, Ketones, and Chiral Molecules

What is the name of this compound?

The hydrogenation of 2-methylpropanal gives the product

The oxygen atom in a carbonyl group is __________ the carbon atom.

In all aldehydes except formaldehyde, how many hydrogen atoms is the carbonyl group bonded to?

The reduction of 3-pentanone with hydrogen in the presence of a nickel catalyst will yield

Which of the following ketones is the most soluble in water?

The suffix -al indicates an aldehyde in the IUPAC system of naming.

Select the correct name for the following. -

Acetone is a ketone commonly used as a

Formaldehyde is used in solution as a germicide and preservative.

Enantiomers have superimposable mirror images.

Acetone is sometimes produced in pathological conditions such as diabetes.

Select the correct name for the following. -

The flavoring agent found in vanilla is

1-butanol is a chiral molecule.

Three functional groups found in this compound are

Many odors from solvents, paint removers, and perfumes are derived from aldehydes or ketones.

How many different substituents are required on a carbon atom for it to be chiral?

Chirality occurs when stereoisomers have mirror images that are

Which of the following pairs of compounds are isomers?

Chemistry and Measurements

Energy and Matter

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Nuclear Chemistry

Compounds and Their Bonds

Chemical Reactions and Quantities

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Reaction Rates and Chemical Equilibrium

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Introduction to Organic Chemistry: Alkanes

Alkenes, Alkynes, and Aromatic Compounds

Alcohols, Phenols, Thiols, and Ethers

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