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Which of the following is a disaccharide?


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

E) None of the above
F) B) and D)

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Which carbon in the following carbohydrate is the anomeric carbon? Which carbon in the following carbohydrate is the anomeric carbon?   A)  i B)  ii C)  iii D)  iv


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

E) B) and C)
F) A) and D)

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What is the relationship between D-ribose and D-xylose? What is the relationship between D-ribose and D-xylose?   A)  constitutional isomers B)  enantiomers C)  diastereomers D)  tautomers


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

E) B) and C)
F) A) and D)

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Which of the following structures represent the same carbohydrate? Which of the following structures represent the same carbohydrate?   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

E) A) and D)
F) B) and C)

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Identify the major product of the following reaction. ​ Identify the major product of the following reaction. ​   A)    B)    C)    D)


A)
Identify the major product of the following reaction. ​   A)    B)    C)    D)
B)
Identify the major product of the following reaction. ​   A)    B)    C)    D)
C)
Identify the major product of the following reaction. ​   A)    B)    C)    D)
D)
Identify the major product of the following reaction. ​   A)    B)    C)    D)

E) C) and D)
F) A) and D)

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

A) True
B) False

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The structures that represent reducing sugars are:


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

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

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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. 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.

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The correct name for the cyclic structure is__________________________.

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β-D-ribofu...

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