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प्रश्न
Draw the structure of α-D glucopyranose.
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उत्तर
संबंधित प्रश्न
Give scientific reasons:
The disaccharide sucrose gives negative Tollens test while the disaccharide maltose gives a positive Tollens test.
Write chemical reaction for following conversions
glucose into glucoxime
Explain the classification of carbohydrates with examples.
Explain D and L configuration in sugars.
Write a commercial method for preparation of glucose.
Identify the sugar having the molecular formula C6H1206.
Which among the following compounds is obtained when glucose reacts with hydrogen cyanide?
Which is the product obtained, when Br2 water reacts with glucose?
Match the Column I and Column II select the correct option.
| Column I | Column II | ||
| i. | Monosaccharides | a. | Stored energy in animals |
| ii. | Glycogen | b. | Polymer made from ß-glucose molecules |
| iii. | Cellulose | c. | Exoskeleton of arthropods |
| iv. | Chitin | d. | Building blocks of carbohydrates |
| e. | Plant hormone |
Which reagent among the following is used to confirm presence of aldehydic carbonyl group in glucose?
Which carbon atoms of α- D glucopyranose and β-D-fructofuranose respectively are linked together to form glycosidic linkage in sucrose?
Which one of the following is Tetrose sugar?
Which of the following statements is NOT true for glyceraldehyde?
Which of the following statement is NOT true about saccharic acid?
Which one given below is a non-reducing sugar?
What are reducing and non-reducing sugars?
Classify the following into monosaccharides, oligosaccharides and polysaccharides.
Starch
The molecule of glucose is also called ______.
If 'n' represents total number of asymmetric carbon atoms in a compound, then the possible· number of optical isomers of the compound is ______.
The two monosaccharides in a disaccharide are held together by ______ bonds.
Match the Column I with Column II and choose the correct answer from options below:
| Column I | Column II |
| A. Purine | 1. Glycogen |
| B. Pyrimidine | 2. Cellulose |
| C. Structural polysaccharide | 3. Glucagon |
| D. Storage polysaccharide | 4. Adenine |
| 5. Cytosine |
Formation of gluconic acid from glucose by oxidation using Br2 water.
\[\ce{CH2OH - CO - (CHOH)4 - CH2OH}\] is an example of ______.
\[\ce{CH2OH-CO-(CHOH)4-CH2OH}\] is an example of ______.
\[\ce{CH2OH - CO - (CHOH)4 - CH2 OH}\] is an example of ______.
Why carbohydrates are generally optically active?
\[\ce{CH2OH - CO - (CHOH)4 - CH2OH}\] is an example of ______.
