Question 1

Which of the following is a disaccharide?

Accepted Answer

A)  glucose 
B)  fructose 
C)  sucrose 
D)  mannitol 
A)  glucose 
B)  fructose 
C)  sucrose 
D)  mannitol

Question 2

The structures that represent reducing sugars are:

Accepted Answer

A)  only the ketoses. 
B)  only the aldoses. 
C)  all of these structures. 
A)  only the ketoses. 
B)  only the aldoses. 
C)  all of these structures.

Question 3

Identify the major product of the following reaction. ​

Accepted Answer

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

Question 4

What is the relationship between D-ribose and D-xylose?

Accepted Answer

A)  constitutional isomers 
B)  enantiomers 
C)  diastereomers 
D)  tautomers 
A)  constitutional isomers 
B)  enantiomers 
C)  diastereomers 
D)  tautomers

Question 5

Which of the following structures represent the same carbohydrate?

Accepted Answer

A)  only 1 and 2 
B)  only 1 and 3 
C)  only 2 and 3 
D)  1, 2 and 3 
A)  only 1 and 2 
B)  only 1 and 3 
C)  only 2 and 3 
D)  1, 2 and 3

Question 6

The following are two different methods of representing the same structure.

Accepted Answer

A) True 
 B)False

Question 7

The correct name for the cyclic structure is__________________________.

Accepted Answer

β-D-ribofu

Question 8

Which carbon in the following carbohydrate is the anomeric carbon?

Accepted Answer

A)  i 
B)  ii 
C)  iii 
D)  iv 
A)  i 
B)  ii 
C)  iii 
D)  iv

Question 9

Complete the structure on the right so that it represents the pyranose form of the carbohydrate shown on the left as a Fischer projection. Place the substituents carefully so that their position in axial or equatorial positions accurately reflects the stereochemistry of the carbohydrate.

Accepted Answer

The answer of Complete the structure on the right so...

Which of the following is a disaccharide?

The structures that represent reducing sugars are:

Identify the major product of the following reaction.

What is the relationship between D-ribose and D-xylose?

Which of the following structures represent the same carbohydrate?

The following are two different methods of representing the same structure.

The correct name for the cyclic structure is__________________________.

Which carbon in the following carbohydrate is the anomeric carbon?

Complete the structure on the right so that it represents the pyranose form of the carbohydrate shown on the left as a Fischer projection. Place the substituents carefully so that their position in axial or equatorial positions accurately reflects the stereochemistry of the carbohydrate.

Covalent Bonding and Shapes of Molecules

Alkanes and Cycloalkanes

Stereoisomerism and Chirality

Acids and Bases

Alkenes: Bonding, Nomenclature, and Properties

Reactions of Alkenes

Alkynes

Haloalkanes, Halogenation, and Radical Reactions

Nucleophilic Substitution and Beta-Elimination

Alcohols

Ethers, Epoxides, and Sulfides

Infrared Spectroscopy

Nuclear Magnetic Resonance Spectroscopy

Mass Spectrometry

An Introduction to Organometallic Compounds

Aldehydes and Ketones

Carboxylic Acids

Functional Derivatives of Carboxylic Acids

Enolate Anions and Enamines

Dienes, Conjugated Systems, and Pericyclic Reactions

Benzene and the Concept of Aromaticity

Reactions of Benzene and Its Derivatives

Amines

Catalytic Carbon-Carbon Bond Formation

Lipids

Amino Acids and Proteins

Nucleic Acids

Organic Polymer Chemistry

Filters

Exam 25: Carbohydrates

Which of the following is a disaccharide?

The structures that represent reducing sugars are:

Identify the major product of the following reaction. ​

What is the relationship between D-ribose and D-xylose?

Which of the following structures represent the same carbohydrate?

The following are two different methods of representing the same structure.

The correct name for the cyclic structure is__________________________.

Which carbon in the following carbohydrate is the anomeric carbon?

Complete the structure on the right so that it represents the pyranose form of the carbohydrate shown on the left as a Fischer projection. Place the substituents carefully so that their position in axial or equatorial positions accurately reflects the stereochemistry of the carbohydrate.

Covalent Bonding and Shapes of Molecules

Alkanes and Cycloalkanes

Stereoisomerism and Chirality

Acids and Bases

Alkenes: Bonding, Nomenclature, and Properties

Reactions of Alkenes

Alkynes

Haloalkanes, Halogenation, and Radical Reactions

Nucleophilic Substitution and Beta-Elimination

Alcohols

Ethers, Epoxides, and Sulfides

Infrared Spectroscopy

Nuclear Magnetic Resonance Spectroscopy

Mass Spectrometry

An Introduction to Organometallic Compounds

Aldehydes and Ketones

Carboxylic Acids

Functional Derivatives of Carboxylic Acids

Enolate Anions and Enamines

Dienes, Conjugated Systems, and Pericyclic Reactions

Benzene and the Concept of Aromaticity

Reactions of Benzene and Its Derivatives

Amines

Catalytic Carbon-Carbon Bond Formation

Lipids

Amino Acids and Proteins

Nucleic Acids

Organic Polymer Chemistry

Filters

Identify the major product of the following reaction.