Question 1

Shown below is a cyclic form of D-Fructose. This structure is classified as ___.

Accepted Answer

A)  $\alpha$-D-fructopyranose 
B) $\beta$-D-fructopyranose 
C)  $\beta$-D-fructofuranose 
D)  $\alpha$-D-fructofuranose 
A)  $\alpha$-D-fructopyranose 
B) $\beta$-D-fructopyranose 
C)  $\beta$-D-fructofuranose 
D)  $\alpha$-D-fructofuranose

Question 2

Sketch the structure of the product formed when galactose is reduced by H2 and Pt.

Accepted Answer

Question 3

Which of the following is a carboxylic acid sugar?

Accepted Answer

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

Question 4

Maltose is hydrolyzed by the enzyme maltase into two molecules of glucose. Maltose is classified as a ___.

Accepted Answer

A)  onosaccharide 
B)  disaccharide 
C)  cellulose 
D)  polysaccharide 
A)  onosaccharide 
B)  disaccharide 
C)  cellulose 
D)  polysaccharide

Question 5

In a D sugar, the -OH on the highest numbered chiral carbon in a Fischer projection points to the ___.

Accepted Answer

The answer of In a D sugar, the -OH on...

Question 6

Complete the following table:

Accepted Answer

The answer of Complete the following table:
  ...

Question 7

What is the name of this carbohydrate?

Accepted Answer

A)   -D-aminogalactose 
B)   $\alpha$-D-galactosaminofuranose 
C)  $\alpha$-D-galactosaminopyranose 
D)   -D-galactosaminopyranose 
A)   -D-aminogalactose 
B)   $\alpha$-D-galactosaminofuranose 
C)  $\alpha$-D-galactosaminopyranose 
D)   -D-galactosaminopyranose

Question 8

Which of the following can be obtained from hydrolysis of simple glycosides?

Accepted Answer

A)  Alcohol 
B)  Ester 
C)  Ether 
D)  amine 
A)  Alcohol 
B)  Ester 
C)  Ether 
D)  amine

Question 9

Cellulose is composed of glucose molecules connected by $\alpha$-glycosidic linkages.

Accepted Answer

A) True 
 B)False

Question 10

Mutarotation is an enzyme-catalyzed process by which a pyranose is changed into a furanose.

Accepted Answer

A) True 
 B)False

Question 11

What is the classification of this monosaccharide?

Accepted Answer

A)  aldopentose 
B)  aldohexose 
C)  ketopentose 
D)  ketohexose 
A)  aldopentose 
B)  aldohexose 
C)  ketopentose 
D)  ketohexose

Question 12

The carbohydrates which contain the largest molecules are the

Accepted Answer

A)  monosaccharides. 
B)  polysaccharides. 
C)  oligosaccharides. 
D)  aldohexoses. 
A)  monosaccharides. 
B)  polysaccharides. 
C)  oligosaccharides. 
D)  aldohexoses.

Question 13

Acetals formed between $\alpha$ or $\beta$monosaccharide anomers and alcohols are called ___ and the bond that connects the acetal carbon to the newly added -OC group is called a ___.

Accepted Answer

glycoside,

Question 14

Blood type is determined by oligosaccharides attached to the surface of red blood cells.

Accepted Answer

A) True 
 B)False

Question 15

$\alpha$-D-glucose and  -D-glucose are anomers.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is an L monosaccharide?

Accepted Answer

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

Question 17

How many stereoisomers would a carbohydrate with 5 chiral carbons have?

Accepted Answer

A)  5 stereoisomers 
B)  20 stereoisomers 
C)  32 stereoisomers 
D)  60 stereoisomers 
A)  5 stereoisomers 
B)  20 stereoisomers 
C)  32 stereoisomers 
D)  60 stereoisomers

Question 18

The structure of the compound 2,3,4-trihydroxybutanal is shown below. How many stereoisomers are possible for this molecule?

Accepted Answer

A)  2 
B)  4 
C)  8 
D)  16 
A)  2 
B)  4 
C)  8 
D)  16

Question 19

Maltose is a monosaccharide

Accepted Answer

A) True 
 B)False

Question 20

Both starch and cellulose are polysaccharides of glucose.

Accepted Answer

A) True 
 B)False

Shown below is a cyclic form of D-Fructose. This structure is classified as ___.

Sketch the structure of the product formed when galactose is reduced by H₂ and Pt.

Which of the following is a carboxylic acid sugar?

Maltose is hydrolyzed by the enzyme maltase into two molecules of glucose. Maltose is classified as a ___.

In a D sugar, the -OH on the highest numbered chiral carbon in a Fischer projection points to the ___.

Complete the following table:

What is the name of this carbohydrate?

Which of the following can be obtained from hydrolysis of simple glycosides?

Cellulose is composed of glucose molecules connected by $\alpha$ -glycosidic linkages.

Mutarotation is an enzyme-catalyzed process by which a pyranose is changed into a furanose.

What is the classification of this monosaccharide?

The carbohydrates which contain the largest molecules are the

Acetals formed between $\alpha$ or $\beta$ monosaccharide anomers and alcohols are called _ and the bond that connects the acetal carbon to the newly added -OC group is called a _.

Blood type is determined by oligosaccharides attached to the surface of red blood cells.

$\alpha$ -D-glucose and $\alpha -D-glucose and -D-glucose are anomers.$ -D-glucose are anomers.

Which of the following is an L monosaccharide?

How many stereoisomers would a carbohydrate with 5 chiral carbons have?

The structure of the compound 2,3,4-trihydroxybutanal is shown below. How many stereoisomers are possible for this molecule?

Maltose is a monosaccharide

Both starch and cellulose are polysaccharides of glucose.

Science and Measurements

Atoms and Elements

Compounds

An Introduction to Organic Compounds

Reactions

Gases, Solutions, Colloids, and Suspensions

Acids, Bases, and Equilibrium

Organic Reactions Hydrocarbons, Carboxlic Acids, Amines, and Related Compounds

Organic Reactions 2-Alcohols, Ethers, Aldehydes, and Ketones

Lipids and Membranes

Peptides, Proteins, and Enzymes

Nucleic Acids

Metabolism

Filters

Exam 10: Carbohydrates

Shown below is a cyclic form of D-Fructose. This structure is classified as ___.

Sketch the structure of the product formed when galactose is reduced by H2 and Pt.

Which of the following is a carboxylic acid sugar?

Maltose is hydrolyzed by the enzyme maltase into two molecules of glucose. Maltose is classified as a ___.

In a D sugar, the -OH on the highest numbered chiral carbon in a Fischer projection points to the ___.

Complete the following table:

What is the name of this carbohydrate?

Which of the following can be obtained from hydrolysis of simple glycosides?

Cellulose is composed of glucose molecules connected by α\alphaα -glycosidic linkages.

Mutarotation is an enzyme-catalyzed process by which a pyranose is changed into a furanose.

What is the classification of this monosaccharide?

The carbohydrates which contain the largest molecules are the

Acetals formed between α\alphaα or β\betaβ monosaccharide anomers and alcohols are called ___ and the bond that connects the acetal carbon to the newly added -OC group is called a ___.

Blood type is determined by oligosaccharides attached to the surface of red blood cells.

α\alphaα -D-glucose and -D-glucose are anomers.

Which of the following is an L monosaccharide?

How many stereoisomers would a carbohydrate with 5 chiral carbons have?

The structure of the compound 2,3,4-trihydroxybutanal is shown below. How many stereoisomers are possible for this molecule?

Maltose is a monosaccharide

Both starch and cellulose are polysaccharides of glucose.

Science and Measurements

Atoms and Elements

Compounds

An Introduction to Organic Compounds

Reactions

Gases, Solutions, Colloids, and Suspensions

Acids, Bases, and Equilibrium

Organic Reactions Hydrocarbons, Carboxlic Acids, Amines, and Related Compounds

Organic Reactions 2-Alcohols, Ethers, Aldehydes, and Ketones

Lipids and Membranes

Peptides, Proteins, and Enzymes

Nucleic Acids

Metabolism

Filters

Sketch the structure of the product formed when galactose is reduced by H₂ and Pt.

Cellulose is composed of glucose molecules connected by $\alpha$ -glycosidic linkages.

Acetals formed between $\alpha$ or $\beta$ monosaccharide anomers and alcohols are called _ and the bond that connects the acetal carbon to the newly added -OC group is called a _.

$\alpha$ -D-glucose and $\alpha -D-glucose and -D-glucose are anomers.$ -D-glucose are anomers.