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Starch, cellulose, and surcrose are all classified as polysaccharides.

A) True
B) False

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Which of the following is a disaccharide?


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

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

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Consider the following structures. Consider the following structures. Answer the following questions by placing the appropriate number or indicated letter in the blank. -The following monosaccharide has ________ equatorial hydroxyl groups. Answer the following questions by placing the appropriate number or indicated letter in the blank. -The following monosaccharide has ________ equatorial hydroxyl groups. Consider the following structures. Answer the following questions by placing the appropriate number or indicated letter in the blank. -The following monosaccharide has ________ equatorial hydroxyl groups.

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From the sugars below, choose the one that best fits each description below. Place the letter of the sugar in the blank to the left of the description. There is only one correct answer for each question. -_____ is a D-sugar.


A) From the sugars below, choose the one that best fits each description below. Place the letter of the sugar in the blank to the left of the description. There is only one correct answer for each question. -_____ is a D-sugar. A) B) C) D)
B) From the sugars below, choose the one that best fits each description below. Place the letter of the sugar in the blank to the left of the description. There is only one correct answer for each question. -_____ is a D-sugar. A) B) C) D)
C) From the sugars below, choose the one that best fits each description below. Place the letter of the sugar in the blank to the left of the description. There is only one correct answer for each question. -_____ is a D-sugar. A) B) C) D)
D) From the sugars below, choose the one that best fits each description below. Place the letter of the sugar in the blank to the left of the description. There is only one correct answer for each question. -_____ is a D-sugar. A) B) C) D)

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

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Which of the following is vitamin C?


A) D-glucose
B) D-mannitol
C) L-ascorbic acid
D) L-sorbose

E) None of the above
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) A) and B)
F) A) and C)

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From the sugars below, choose the one that best fits each description below. Place the letter of the sugar in the blank to the left of the description. There is only one correct answer for each question. -The fundamental difference between the monosaccharide, disaccharide, and polysaccharide classifications of carbohydrates is the number of _________________present.

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monosaccha...

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What is (are) the major organic product(s) obtained from the following reaction? What is (are) the major organic product(s) obtained from the following reaction? A) only 1 B) only 2 C) only 2 and 3 D) 1, 2 and 3


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

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

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Refer to the equilibrium below to answer the following question(s). Refer to the equilibrium below to answer the following question(s). -The correct name for the cyclic structure is__________________________. -The correct name for the cyclic structure is__________________________.

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blured image-D-ribofur...

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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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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 D)
F) All of the above

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Consider the following structures. Consider the following structures. Answer the following questions by placing the appropriate number or indicated letter in the blank. -Structure ____ represents a ketohexose. Answer the following questions by placing the appropriate number or indicated letter in the blank. -Structure ____ represents a ketohexose.

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The following structure shows the correct assignment of the R or S configuration to each chirality center in sorbose. The following structure shows the correct assignment of the R or S configuration to each chirality center in sorbose.

A) True
B) False

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What are the R/S stereochemical designations of C2 and C3 of L-threose? What are the R/S stereochemical designations of C2 and C3 of L-threose? A) 2R,3R B) 2R,3S C) 2S,3R D) 2S,3S


A) 2R,3R
B) 2R,3S
C) 2S,3R
D) 2S,3S

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

Correct Answer

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From the sugars below, choose the one that best fits each description below. Place the letter of the sugar in the blank to the left of the description. There is only one correct answer for each question. -_____ is a sugar which yields a single alditol upon reduction.


A) From the sugars below, choose the one that best fits each description below. Place the letter of the sugar in the blank to the left of the description. There is only one correct answer for each question. -_____ is a sugar which yields a single alditol upon reduction. A) B) C) D)
B) From the sugars below, choose the one that best fits each description below. Place the letter of the sugar in the blank to the left of the description. There is only one correct answer for each question. -_____ is a sugar which yields a single alditol upon reduction. A) B) C) D)
C) From the sugars below, choose the one that best fits each description below. Place the letter of the sugar in the blank to the left of the description. There is only one correct answer for each question. -_____ is a sugar which yields a single alditol upon reduction. A) B) C) D)
D) From the sugars below, choose the one that best fits each description below. Place the letter of the sugar in the blank to the left of the description. There is only one correct answer for each question. -_____ is a sugar which yields a single alditol upon reduction. A) B) C) D)

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

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Which of the following is an alditol?


A) glucose
B) fructose
C) glucaric acid
D) mannitol

E) All of the above
F) B) and C)

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


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

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

Correct Answer

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What are the two major organic products obtained from treatment of an α\alpha -hydroxyketone with periodic acid in water? What are the two major organic products obtained from treatment of an \alpha -hydroxyketone with periodic acid in water?

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The difference between the pyranose and furanose forms of a given aldohexose is the ring size.

A) True
B) False

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Which of the following represents a pyranose? Which of the following represents a pyranose? A) only 1 B) only 2 C) only 3 D) only 1 and 2


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

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

Correct Answer

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