Advertisements
Advertisements
Question
What is the action of the following reagents on glucose?
acetic anhydride
Advertisements
Solution
Glucose reacts with acetic anhydride to form glucose pentaacetate.

APPEARS IN
RELATED QUESTIONS
Give scientific reasons:
Hydrolysis of sucrose is called inversion.
Give two evidences for presence of formyl group in glucose.
Draw a neat diagram for the following:
Haworth formula of glucopyranose.
Glucose on oxidation with dilute nitric acid gives _______________
Write the name of the polysaccharide used for the commercial preparation of glucose.
Draw the structure of α-D glucopyranose.
Explain the preparation of glucose from sucrose.
Write chemical reaction for following conversions
glucose into glucoxime
Explain the classification of carbohydrates with examples.
What is the action of the following reagents on glucose?
hydroxylamine
Explain D and L configuration in sugars.
Write a chemical reaction to convert glucose into glucose cyanohydrin.
Write a commercial method for preparation of glucose.
What is monosaccharide?
Identify the given structure 'P' and 'Q'.


From the following identify an example of disaccharides.
Identify the substances having glycosidic bond and peptide bond, respectively in their structure:
Which of the following carbohydrate is sweet to taste?
Formation of lactose by conden ation results in the release of how many molecules of water?
______ is the prosthetic group of glycoproteins.
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
By which of the following feature we can identify the relatively small DNA molecules of plasmids?
____________ do not give smaller sugar units on hydrolysis.
Which reagent among the following is used to confirm presence of aldehydic carbonyl group in glucose?
4-O-(α-D-Glucopyranosyl)-D-glucopyranose is ____________.
One mole of a carbohydrate on hydrolysis gives one mole of glucose and one mole of galactose. Identify the carbohydrate.
Which of the following monosaccharide is a ketohexose?
Which one of the following is Tetrose sugar?
Which one of the following is NOT soluble in water?
Which of the following statements is NOT true for glyceraldehyde?
Which among the following statements is true for amylose?
Which one of the following sugar does NOT have same empirical fonnula as that of carbohydrate?
When 2 moles of stachyose is hydrolyzed, the number of moles of galactose obtained is ____________.
Which among the following reagents is used for conversion of glucose to glucoxime?
What is the product obtained when Br2 water reacts with glucose?
How many hydroxyl groups are present in Erythrulose?
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
Write the structure of α-D (+) glucopyranose.
If 'n' represents total number of asymmetric carbon atoms in a compound, then the possible· number of optical isomers of the compound is ______.
A molecule of stachyose contains how many carbon atoms?
Which carbon atoms of fructose are bonded together through oxygen forming fructofuranose?
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 |
Which one is a non-reducing commercial sugar?
Formation of gluconic acid from glucose by oxidation using Br2 water.
Why carbohydrates are generally optically active.
Why carbohydrates are generally optically active.
Carbohydrates that do not undergo hydrolysis further are called ______.
Write the ring structure of glucose.
\[\ce{CH2OH - CO - (CHOH)4 - CH2OH}\] is an example of ______.
What are the number of chiral carbon atoms and the number of formyl groups, respectively, present in ribose?
Which of the following is used to separate glucose and fructose from hydrolysate of sucrose?
