Glucose, Grape Sugar or Dextrose, C₆H₁₂O₆

Author:K L Chugh
12th West Bengal Board
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Important Questions on Glucose, Grape Sugar or Dextrose, C₆H₁₂O₆

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Three structures are given below in which two glucose units are linked. Which of these linkages between glucose units are between C1 and C4 and which linkages are between C1 and C6

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Structure of a disaccharide formed by glucose and fructose is given below. Identify anomeric carbon atoms in monosaccharide units.

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Optical rotations of some compounds along with their structures are given below which of them have D-configuration.

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What is mutarotation? Give one example.

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Write the chemical reactions of glucose with (i) NH2OH, (ii) CH3CO2O. Also draw Fischer projections of D-glucose and L-glucose.

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Write down the structures and names of the products obtained when D-glucose is treated with HI.

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Write down the structures and names of the products obtained when D-glucose is treated with conc. HNO3.

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Write down the structures and names of the products obtained when D-glucose is treated with bromine.

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Write down the structures and names of the products obtained when D-glucose is treated with hydrocyanic acid.

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Write down the structures and names of the products obtained when D-glucose is treated with acetic anhydride.

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Give the chemistry of the silver mirror test and Fehling's solution test for glucose.

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When glucose is treated with an excess of phenylhydrazine in acetic acid, the product is 

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Glucose on treatment with NH2OH undergoes 

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

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Name the molecule which provides energy for all the activities in a cell.

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In what form and in which part is excess glucose stored?

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Why is glucose given to athletes under exhaustion? 

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What are the products of the fermentation of glucose?

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How many atoms constitute the pyranose ring of glucose?