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प्रश्न
The molecule of glucose is also called ______.
विकल्प
Glucopyranose
Pyranose
Rabinose
None of them
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उत्तर
The molecule of glucose is also called glucopyranose.
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संबंधित प्रश्न
Give scientific reasons:
The disaccharide sucrose gives negative Tollens test while the disaccharide maltose gives a positive Tollens test.
Give two evidences for presence of formyl group in glucose.
Draw a neat diagram for the following:
Haworth formula of glucopyranose.
The glycosidic linkage in maltose is formed between _______________
Draw the structure of α-D glucopyranose.
Write chemical reaction for following conversions
glucose into glucoxime
What is the action of the following reagents on glucose?
hydrogen iodide
Draw the Haworth projection structure of the following.
α-D-(–)-Fructofuranose
By which of the following process formation of glycosidic bond occurs?
From the following identify an example of disaccharides.
Identify the substances having glycosidic bond and peptide bond, respectively in their structure:
Which enzymes would work sequentially on potatoes consumed by an individual?
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?
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
Identify the WRONG statement.
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 |
____________ do not give smaller sugar units on hydrolysis.
All these carbohydrates contain \[\ce{1 -> 4β}\] glycosidic linkage, EXCEPT ____________.
Which one of the following is Tetrose sugar?
Glucose and gluconic acid treated with dilute nitric acid forms saccharic acid. What does this indicate?
Which of the following statement is NOT true about saccharic acid?
What is the quantity of glucose obtained when 68.4 g of sucrose is hydrolyzed in laboratory under ideal condition?
(Molar mass of sucrose = 342 g mol−1)
Identify the number of oxygen atoms present in saccharic acid?
Which among the following reagents is used for conversion of glucose to glucoxime?
Which among the following reagents is used to obtain gluconic acid from glucose?
Which among the following observations suggests that glucose also exists in cyclic form?
Which one given below is a non-reducing sugar?
\[\ce{Glucose ->[(HCN)] Product ->[(hydrolysis)] Product ->[(HI + Heat)] A}\], 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 ____________.
α-D (+) Glucose and β-D (+) glucose are ____________.
What are reducing and non-reducing sugars?
Classify the following into monosaccharides, oligosaccharides and polysaccharides.
Fructose
Classify the following into monosaccharides, oligosaccharides and polysaccharides.
Maltose
Glucose on oxidation with bromine water yields gluconic acid. This reaction confirms the presence of ______.
The two monosaccharides in a disaccharide are held together by ______ bonds.
Which one is a non-reducing commercial sugar?
Describe the action of the following reagent on glucose:
Bromine water
CH2 OH - CO - (CHOH)4 - CH2 OH is an example of ______.
Why carbohydrates are generally optically active.
Why carbohydrates are generally optically active.
The linkage present in Lactose is ______.
\[\ce{CH2OH - CO - (CHOH)4 - CH2 OH}\] is an example of ______.
Why carbohydrates are generally optically active?
Why carbohydrates are generally optically active?
\[\ce{CH2OH - CO - (CHOH)4 - CH2OH}\] is an example of ______.
\[\ce{CH2OH - CO - (CHOH)4 - CH2OH}\] is an example of ______.
Given below are two statements.
Statement I - Lactose on hydrolysis converts into glucose and galactose.
Statement II - Galactose also plays same role as glucose in respiration.
In light of the above statements, select the correct option given below.
The sugar found in milk is ______.
