Question 1

Hemiacetals are

Accepted Answer

A)  produced on the oxidation of a carboxylic acid. 
B)  result of the reaction between an aldehyde and a ketone. 
C)  are produced when an ether reacts with a ketone. 
D)  the unstable product of the oxidation of an aldehyde. 
A)  produced on the oxidation of a carboxylic acid. 
B)  result of the reaction between an aldehyde and a ketone. 
C)  are produced when an ether reacts with a ketone. 
D)  the unstable product of the oxidation of an aldehyde. D

Question 2

Hydrogenation of an aldehyde will produce?

Accepted Answer

A)  a carboxylic acid 
B)  no reaction 
C)  a primary alcohol 
D)  an acetal 
A)  a carboxylic acid 
B)  no reaction 
C)  a primary alcohol 
D)  an acetal C

Question 3

Overdose of ____ during pregnancy has proven to cause birth defects.

Accepted Answer

A)  Vitamin A 
B)  Vitamin B6 
C)  Vitamin C 
D)  Vitamin D 
A)  Vitamin A 
B)  Vitamin B6 
C)  Vitamin C 
D)  Vitamin D A

Question 4

Acetone can strongly hydrogen bond to itself.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following is a water soluble,organic solvent?

Accepted Answer

A)  vanilloids 
B)  hemiacetals 
C)  acetone 
D)  diethyl ether 
A)  vanilloids 
B)  hemiacetals 
C)  acetone 
D)  diethyl ether

Question 6

Which of the following has the highest boiling point?

Accepted Answer

A)  propanal 
B)  methanal 
C)  ethanal 
D)  butanal 
A)  propanal 
B)  methanal 
C)  ethanal 
D)  butanal

Question 7

The formation of a hemiketal from a ketone and alcohol is a condensation reaction.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following is the structure for acetone?

Accepted Answer

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

Question 9

What is the result of a hydrolysis reaction?

Accepted Answer

A)  getting the chemicals involved wet 
B)  causing an oxidation-reduction reaction resulting in hydration 
C)  splitting of the molecule into the component substances 
D)  one that results in the formation water 
A)  getting the chemicals involved wet 
B)  causing an oxidation-reduction reaction resulting in hydration 
C)  splitting of the molecule into the component substances 
D)  one that results in the formation water

Question 10

Benedict's reagent is a stronger oxidizing reagent than the Tollens' reagent.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following is most toxic?

Accepted Answer

A)  formaldehyde 
B)  benzaldehyde 
C)  acetone 
D)  camphor 
A)  formaldehyde 
B)  benzaldehyde 
C)  acetone 
D)  camphor

Question 12

Oxidation of hemiketal will give a ketone and an alcohol.

Accepted Answer

A) True 
 B)False

Question 13

Which is a test for the presence of an aldehyde?

Accepted Answer

A)  Silver's reagent 
B)  boiling point determination 
C)  Benedict's reagent 
D)  a color change at boiling point 
A)  Silver's reagent 
B)  boiling point determination 
C)  Benedict's reagent 
D)  a color change at boiling point

Question 14

Norethynodrel is a common drug used for birth control.Which of the following is NOT a common side affect associated with norethynodrel?

Accepted Answer

A)  abdominal bleeding 
B)  hypertension 
C)  acne 
D)  weight loss 
A)  abdominal bleeding 
B)  hypertension 
C)  acne 
D)  weight loss

Question 15

What is the common name for 2-butanone?

Accepted Answer

A)  methyl ethyl ketone 
B)  diethyl ketone 
C)  isobutyl ketone 
D)  butyl ketone 
A)  methyl ethyl ketone 
B)  diethyl ketone 
C)  isobutyl ketone 
D)  butyl ketone

Question 16

Assuming that molecular weights are comparable,which of the following compounds would you expect to be the highest boiling?

Accepted Answer

A)  aldehyde 
B)  alkene 
C)  alcohol 
D)  ketone 
A)  aldehyde 
B)  alkene 
C)  alcohol 
D)  ketone

Question 17

A positive Benedict's test is indicated by the formation of which of the following?

Accepted Answer

A)  Cu2O 
B)  Cu 
C)  Cu2+ 
D)  metallic mirror 
A)  Cu2O 
B)  Cu 
C)  Cu2+ 
D)  metallic mirror

Question 18

What are the risks of constant sunbathing?

Accepted Answer

A)  skin cancer 
B)  premature aging of the skin 
C)  thickening of the skin 
D)  more than one response is correct 
A)  skin cancer 
B)  premature aging of the skin 
C)  thickening of the skin 
D)  more than one response is correct

Question 19

The simplest ketone has three carbon atoms.

Accepted Answer

A) True 
 B)False

Question 20

What structural characteristic is shared by the aldehydes and the ketones?

Accepted Answer

A)  They both are straight chain compounds. 
B)  Both of these compound classes have as the smallest compound a 5 carbon skeleton. 
C)  Aldehydes and ketones both contain a carbonyl carbon. 
D)  Aldehydes and ketones have no shared characteristics. 
A)  They both are straight chain compounds. 
B)  Both of these compound classes have as the smallest compound a 5 carbon skeleton. 
C)  Aldehydes and ketones both contain a carbonyl carbon. 
D)  Aldehydes and ketones have no shared characteristics.

Exam 14: Aldehydes and Ketones

Hemiacetals are

Hydrogenation of an aldehyde will produce?

Overdose of ____ during pregnancy has proven to cause birth defects.

Acetone can strongly hydrogen bond to itself.

Which of the following is a water soluble,organic solvent?

Which of the following has the highest boiling point?

The formation of a hemiketal from a ketone and alcohol is a condensation reaction.

Which of the following is the structure for acetone?

What is the result of a hydrolysis reaction?

Benedict's reagent is a stronger oxidizing reagent than the Tollens' reagent.

Which of the following is most toxic?

Oxidation of hemiketal will give a ketone and an alcohol.

Which is a test for the presence of an aldehyde?

Norethynodrel is a common drug used for birth control.Which of the following is NOT a common side affect associated with norethynodrel?

What is the common name for 2-butanone?

Assuming that molecular weights are comparable,which of the following compounds would you expect to be the highest boiling?

A positive Benedict's test is indicated by the formation of which of the following?

What are the risks of constant sunbathing?

The simplest ketone has three carbon atoms.

What structural characteristic is shared by the aldehydes and the ketones?

Matter, measurements, and Calculations

Atoms and Molecules

Electronic Structure and the Periodic Law

Forces Between Particles

Chemical Reactions

The States of Matter

Solutions and Colloids

Reaction Rates and Equilibrium

Acids,bases,and Salts

Radioactivity and Nuclear Processes

Organic Compounds: Alkanes

Unsaturated Hydrocarbons

Alcohols, phenols, and Ethers

Carboxylic Acids and Esters

Amines and Amides

Carbohydrates

Lipids

Proteins

Enzymes

Nucleic Acids and Protein Synthesis

Nutrition and Energy for Life

Carbohydrate Metabolism

Lipid and Amino Acid Metabolism

Body Fluids

Filters