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Cane Sugar, Glucose and Starch are Carbohydrates. 

 a) Represent the structure of Glucose. 

b) Write a method to prepare Glucose from Starch. Write the chemical equation of the reaction. 

c) Suggest any two uses of Carbohydrates.

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OR

OR

b) Glucose is obtained by hydrolysis of starch by boiling it with dilute H2SO4 at 393 K under pressure.

c)

  • Carbohydrates form a major portion of our food.
  • Honey, a carbohydrate has been used for a long time as an instant source of energy ¡n ayurvedic system of medicine.
  • Carbohydrates are used as storage molecules as starch in plants and glycogen in animals.
  • Cell wall of bacteria and plants is made up of cellulose.
  • Cellulose in the form of cotton fibre is used for clothing.
  • Cellulose in the form of wood is used to build furniture.
  • Carbohydrates provide raw materials for many important industries like textiles, paper, lacqures and breweries.

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