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How is Glucose Prepared by Commercial Method? How is Peptide Linkage Formed?

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प्रश्न

How is glucose prepared by commercial method? How is peptide linkage formed?

एक पंक्ति में उत्तर
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उत्तर

Commercially glucose is prepared using starch. Starch is boiled with dil. H2SO4 at 393 k. It undergoes hydrolysis to give glucose.

Peptide linkage is formed when two amino acids undergo condensation with loss of water molecule

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2018-2019 (March) Set 1

संबंधित प्रश्न

Describe laboratory method for preparation of glucose.


What is the action of following reagents on glucose?

bromine water


What is the action of following reagents on glucose?

hydroxyl amine


Stachyose is an example of _______.

(A) monosaccharides

(B) disaccharides

(C) trisaccharides

(D) tetrasaccharides


A 10% solution (by mass) of sucrose in water has freezing point of 269.15 K. Calculate the freezing point of 10% glucose in water, if freezing point of pure water is 273.15 K.

(Given: Molar mass of sucrose = 342 g mol−1, Molar mass of glucose = 180 g mol−1)


How is glucose prepared from cane sugar (sucrose)?


How is glucose prepared from starch?


Hydrolysis of starch yields ____________.


Which among the following is the simplest sugar?


Sucrose (cane sugar) is a disaccharide. One molecule of sucrose on hydrolysis gives ______.


Carbohydrates are classified on the basis of their behaviour on hydrolysis and also as reducing or non-reducing sugar. Sucrose is a: 

(i) monosaccharide

(ii) disaccharide

(iii) reducing sugar

(iv) non-reducing sugar


Under what conditions glucose is converted to gluconic and saccharic acid?


During curdling of milk, what happens to sugar present in it?


How do you explain the presence of five – OH groups in glucose molecule?


How do you explain the presence of an aldehydic group in a glucose molecule?


The α-D glucose and β-D glucose differ from each other due to difference in carbon atom with respect to its


In the acetylation of glucose, which group is involved in the reaction


Which of the following is an example of aldo hexose?


A nucleoside is made of:-


Which of the following base is not present in RNA?


Amylopectin is a polymer of:-


When sucrose is heated with cone. HNO3 the product is ______.


Which of the following statements is not true about glucose?


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