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प्रश्न
Draw the structure of the pyran.
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उत्तर
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संबंधित प्रश्न
Write the name of the unit to which glucose unit is linked to from sucrose.
Classify the following carbohydrates into monosaccharide, disaccharide, oligosaccharide and polysaccharide:
glucose, cellulose, maltose, stachyose
Explain the classification of carbohydrates with examples.
Explain D and L configuration in sugars.
What is monosaccharide?
From the following identify an example of disaccharides.
Identify the substances having glycosidic bond and peptide bond, respectively in their structure:
From the following identify the materials that are made up of cellulose.
i. Plant cell wall
ii. Exoskeleton of arthropods
iii. Paper from plant pulp
iv. Cotton fibre
Which is the product obtained, when Br2 water reacts with glucose?
Identify the CORRECT combination.
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 ____________.
Which one of the following is an oligosaccharide?
Which one of the following is a carbohydrate but does NOT follow the general formula of carbohydrate?
Which among the following reagents is used for conversion of glucose to glucoxime?
Identify the product Y in the following reaction.
\[\ce{Maltose ->[Hydrolysis] X ->[dil. HNO3][(excess)] Y}\]
How many moles of acetic acid are obtained in the reaction when one mole glucose is treated with excess acetic anhydride?
How many optical isomers are possible for a compound having four asymmetric carbon atoms?
Which one given below is a non-reducing sugar?
Classify the following into monosaccharides, oligosaccharides and polysaccharides.
Fructose
Write the structure of α-D (+) glucopyranose.
Is the following sugar, D-sugar or L-sugar?
Which one is a non-reducing commercial sugar?
Identify the product obtained in the following conversion.
\[\ce{Glucose ->[(O)][Br2 water] Product}\]
Write the ring structure of glucose.
The linkage present in Lactose is ______.
Why carbohydrates are generally optically active?
\[\ce{CH2OH-CO-(CHOH)4-CH2OH}\] is an example of ______.
