Question 1

Arrange the following compounds in order of increasing boiling point:
acetone,n-butane,propanal,1-propanol,2-propanol.
Explain the reasons for your arrangement.

Accepted Answer

n-butane,propanal,acetone,2-propanol,3-p

Question 2

Which molecule is a ketone?

Accepted Answer

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

Question 3

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 4

Which of the following compounds would be the least soluble in water?

Accepted Answer

A) 2-propanone 
B) 2-butanone 
C) 2-hexanone 
D) 2-pentanone 
E) 3-pentanone 
A) 2-propanone 
B) 2-butanone 
C) 2-hexanone 
D) 2-pentanone 
E) 3-pentanone

Question 5

Predict the hydrolysis products for the following reactions:
A)
   
B)

Accepted Answer

The answer of Predict the hydrolysis products for the following...

Question 6

Reduction of a ketone produces a(an)

Accepted Answer

A) carboxylic acid. 
B) primary alcohol. 
C) secondary alcohol. 
D) tertiary alcohol. 
E) aldehyde. 
A) carboxylic acid. 
B) primary alcohol. 
C) secondary alcohol. 
D) tertiary alcohol. 
E) aldehyde.

Question 7

Match the following.
-carbonyl

Accepted Answer

A) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. 
B) the simplest ketone,also named acetone 
C) 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. 
D) the simplest aldehyde,also named formaldehyde 
E) a compound with a carbon atom that is bonded to two ether-like groups.
F)a functional group consisting of a carbon atom with a double bond to an oxygen atom
G) 
H)C   
C   
C   
C   
CHO
I)a functional group consisting of a carbonyl group bonded to two other carbon atoms
J)C   
C   
COC   
C  
K) 
L)  
A) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. 
B) the simplest ketone,also named acetone 
C) 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. 
D) the simplest aldehyde,also named formaldehyde 
E) a compound with a carbon atom that is bonded to two ether-like groups.
F)a functional group consisting of a carbon atom with a double bond to an oxygen atom
G) 
H)C   
C   
C   
C   
CHO
I)a functional group consisting of a carbonyl group bonded to two other carbon atoms
J)C   
C   
COC   
C  
K) 
L)

Question 8

Which of the following is the line bond structure for the reduction of 2-methylcyclopentanone?

Accepted Answer

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

Question 9

All of the following are properties of acetone except

Accepted Answer

A) volatility. 
B) flammability. 
C) intoxication. 
D) solvent for organic substances. 
E) nutrient. 
A) volatility. 
B) flammability. 
C) intoxication. 
D) solvent for organic substances. 
E) nutrient.

Question 10

What is the major organic product of the following reaction?

Accepted Answer

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

Question 11

Match the following.
-an example of an acetal

Accepted Answer

A) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. 
B) the simplest ketone,also named acetone 
C) 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. 
D) the simplest aldehyde,also named formaldehyde 
E) a compound with a carbon atom that is bonded to two ether-like groups.
F)a functional group consisting of a carbon atom with a double bond to an oxygen atom
G) 
H)C   
C   
C   
C   
CHO
I)a functional group consisting of a carbonyl group bonded to two other carbon atoms
J)C   
C   
COC   
C  
K) 
L)  
A) a compound with a carbon atom that is bonded to both an alcohol-like group and an ether-like group. 
B) the simplest ketone,also named acetone 
C) 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. 
D) the simplest aldehyde,also named formaldehyde 
E) a compound with a carbon atom that is bonded to two ether-like groups.
F)a functional group consisting of a carbon atom with a double bond to an oxygen atom
G) 
H)C   
C   
C   
C   
CHO
I)a functional group consisting of a carbonyl group bonded to two other carbon atoms
J)C   
C   
COC   
C  
K) 
L)

Question 12

Which of the following names does not fit a real compound?

Accepted Answer

A) 3-methyl-2-pentanal 
B) 4-methylpentanal 
C) 3-ethylpentanal 
D) ethanal 
E) All are correct. 
A) 3-methyl-2-pentanal 
B) 4-methylpentanal 
C) 3-ethylpentanal 
D) ethanal 
E) All are correct.

Question 13

Assuming the following compounds have similar molar masses.Which one should have the highest boiling point?

Accepted Answer

A) hexane 
B) pentanal 
C) 1-pentanol 
D) 2-pentanone 
E) 3-pentanone 
A) hexane 
B) pentanal 
C) 1-pentanol 
D) 2-pentanone 
E) 3-pentanone

Question 14

Which compound has the lowest boiling point?

Accepted Answer

A) CH3CHO 
B) CH3CH2CHO 
C) CH3CH2OH 
D) CH3CH2CH2OH 
E) CH3COCH3 
A) CH3CHO 
B) CH3CH2CHO 
C) CH3CH2OH 
D) CH3CH2CH2OH 
E) CH3COCH3

Question 15

Which type of compound does not contain a carbonyl group?

Accepted Answer

A) aldehyde 
B) amine 
C) carboxylic acid 
D) ester 
E) ketone 
A) aldehyde 
B) amine 
C) carboxylic acid 
D) ester 
E) ketone

Question 16

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 17

What is the product of oxidation 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 18

Which pair of compounds can react to form a hemiacetal?

Accepted Answer

A) CH3CH2CHO and CH3CH2OH 
B) CH3COCH3 and CH3CH2CHO 
C) CH3CH2CHO and CH3COOH 
D) CH3COCH3 and CH3COOH 
E) CH3COOH and CH3CH2OH 
A) CH3CH2CHO and CH3CH2OH 
B) CH3COCH3 and CH3CH2CHO 
C) CH3CH2CHO and CH3COOH 
D) CH3COCH3 and CH3COOH 
E) CH3COOH and CH3CH2OH

Question 19

The IUPAC name for acetone is

Accepted Answer

A) 2-propanal. 
B) 3-propanal. 
C) 2-propanone. 
D) 1-propanone. 
E) dimethyl ketone. 
A) 2-propanal. 
B) 3-propanal. 
C) 2-propanone. 
D) 1-propanone. 
E) dimethyl ketone.

Question 20

Oxidation of an aldehyde produces a

Accepted Answer

A) carboxylic acid. 
B) primary alcohol. 
C) secondary alcohol. 
D) tertiary alcohol. 
E) ketone. 
A) carboxylic acid. 
B) primary alcohol. 
C) secondary alcohol. 
D) tertiary alcohol. 
E) ketone.

Exam 15: Aldehydes and Ketones

Arrange the following compounds in order of increasing boiling point: acetone,n-butane,propanal,1-propanol,2-propanol. Explain the reasons for your arrangement.

Which molecule is a ketone?

The correct name for CH3CH(CH3)CH2CHO is

Which of the following compounds would be the least soluble in water?

Predict the hydrolysis products for the following reactions: A) B)

Reduction of a ketone produces a(an)

Match the following. -carbonyl

Which of the following is the line bond structure for the reduction of 2-methylcyclopentanone?

All of the following are properties of acetone except

What is the major organic product of the following reaction?

Match the following. -an example of an acetal

Which of the following names does not fit a real compound?

Assuming the following compounds have similar molar masses.Which one should have the highest boiling point?

Which compound has the lowest boiling point?

Which type of compound does not contain a carbonyl group?

Tollens' reagent is used to

What is the product of oxidation of butanal?

Which pair of compounds can react to form a hemiacetal?

The IUPAC name for acetone is

Oxidation of an aldehyde produces a

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The correct name for CH₃CH(CH₃)CH₂CHO is