Glucose and its Properties

IMPORTANT

Glucose and its Properties: Overview

This topic covers concepts, such as, Preparation of Glucose from Sucrose (Cane Sugar), Preparation of Glucose from Starch, Reaction of Glucose with Nitric Acid & Reaction of Glucose with Phenyl Hydrazine etc.

Important Questions on Glucose and its Properties

EASY
IMPORTANT

The products obtained on hydrolysis of sucrose are:

MEDIUM
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What are the products formed when D-glucose is reacted with the following species?

(i) HI/red P

(ii) Bromine water

EASY
IMPORTANT

Which of the following reactions and facts of D-glucose cannot be explained by its open chain structure?

(i) Despite having the aldehyde group, glucose does not give Schiff test and 2, 4-DNP test.

(ii) Glucose does not react with sodium hydrogen sulphite to form addition product.

(iii) The pentaacetate of glucose does not react with hydroxyl amine showing the absence of free-CHO group.

EASY
IMPORTANT

Question Image

Select the incorrect statement about the structure of glucose is

EASY
IMPORTANT

C6H12O6373KHI/Red PA+B

The products A and B respectively are

EASY
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C6H12O6373KHI/Red PA+B

The products A and B respectively are

HARD
IMPORTANT

Which of the following will form the same osazone when treated with excess of phenylhydrazine?

HARD
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Glucose on treatment with excess of phenyl hydrazine gives

HARD
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Formation of α and β methyl glucosides by glucose, on heating with CH3OH ,in presence of dry HCl gas indicates the presence of a/an

EASY
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C6H12O6373KHI/Red PA+B

The products A and B respectively are

MEDIUM
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Hydrolysis of sucrose gives:

MEDIUM
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Name the reagent which on reaction with glucose confirms the presence of five hydroxyl groups in glucose:

MEDIUM
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Which of the following statement is not true about glucose?
 

EASY
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Total number of atoms in ring of pyranose are:

EASY
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Which of the following reactions of glucose can be explained only by its cyclic structure?

EASY
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The incorrect statement among the following is

EASY
IMPORTANT

In α-D-Glucose, the anomeric carbon is at :

Question Image

HARD
IMPORTANT

Which of the following compound will reduce Tollen's reagent?

EASY
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D-glucose and D-fructose can be distinguished by

EASY
IMPORTANT

Which one of the following is non reducing sugar ?