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प्रश्न
Write the name of the polysaccharide used for the commercial preparation of glucose.
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उत्तर
Starch
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संबंधित प्रश्न
Glucose on oxidation with dilute nitric acid gives _______________
The glycosidic linkage in maltose is formed between _______________
Draw the structure of α-D glucopyranose.
Explain the preparation of glucose from sucrose.
Explain the classification of carbohydrates with examples.
Define carbohydrates.
Write a chemical reaction to convert glucose into glucose cyanohydrin.
Write a commercial method for preparation of glucose.
Identify the substances having glycosidic bond and peptide bond, respectively in their structure:
Which of the following is the basic unit of carbohydrates?
Formation of lactose by conden ation results in the release of how many molecules of water?
From the following which is a heteropolysaccharide?
The reserve food material in animals is ____________.
Fructose is the fruit sugar and chemically it is ketohexose but it has a ______ rather than a ______.
Which among the following compounds is obtained when glucose reacts with hydrogen cyanide?
By which of the following feature we can identify the relatively small DNA molecules of plasmids?
Which is the product obtained, when Br2 water reacts with glucose?
Monosaccharides are ______ in nature.
From the following identify the two types of glucose polymers present in starch.
Match the columns and select the correct option.
| Column I | Column II | ||
| i. | Starch | a. | Animal storage molecule |
| ii. | Cellulose | b. | Plant storage molecule |
| iii. | Glycogen | c. | Heparin |
| iv. | Heteropolysaccharide | d. | Plant cell wall component |
Which among the following type of linkages is present in cellulose?
Raffinose, sucrose and stachyose are respectively ____________.
Prolonged heating of glucose with hot HI results in the formation of ____________.
All these carbohydrates contain \[\ce{1 -> 4β}\] glycosidic linkage, EXCEPT ____________.
4-O-(α-D-Glucopyranosyl)-D-glucopyranose is ____________.
Which one of the following is an oligosaccharide?
Glucose and gluconic acid treated with dilute nitric acid forms saccharic acid. What does this indicate?
What is the number of hydroxyl groups present in lactic acid?
Identify the number of secondary carbon atoms in glucose.
Which among the following reagents is used for conversion of glucose to glucoxime?
What is the molecular formula of glyceraldehyde?
Which among the following is a product of hydrolysis of one mole raffinose?
The correct corresponding order of names of four aldoses with configuration given below Respectively is:
\[\ce{Glucose ->[(HCN)] Product ->[(hydrolysis)] Product ->[(HI + Heat)] A}\], the compound A is:
Assertion: A solution of sucrose in water is dextrorotatory. But on hydrolysis in the presence of little hydrochloric acid, it becomes levorotatory.
Reason: Sucrose hydrolysis gives equal amounts of glucose and fructose. As a result of this change in sign of rotation is observed.
Complete hydrolysis of cellulose gives ____________.
What are reducing and non-reducing sugars?
Why carbohydrates are generally optically active?
Classify the following into monosaccharides, oligosaccharides and polysaccharides.
Lactose
Classify the following into monosaccharides, oligosaccharides and polysaccharides.
Maltose
Write the structure of α-D (+) glucopyranose.
Glucose on oxidation with bromine water yields gluconic acid. This reaction confirms the presence of ______.
Which carbon atoms of fructose are bonded together through oxygen forming fructofuranose?
Identify the monosaccharide containing only one asymmetric carbon atom in its molecule.
Formation of gluconic acid from glucose by oxidation using Br2 water.
\[\ce{CH2OH-CO-(CHOH)4-CH2OH}\] is an example of ______.
Why carbohydrates are generally optically active.
The linkage present in Lactose is ______.
Why carbohydrates are generally optically active?
\[\ce{CH2OH - CO - (CHOH)4 - CH2 OH}\] is an example of ______.
Why carbohydrates are generally optically active?
Why carbohydrates are generally optically active.
