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प्रश्न
Draw the structure of α-D glucopyranose.
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उत्तर
संबंधित प्रश्न
Explain the preparation of glucose from sucrose.
Write chemical reaction for following conversions
glucose into glucoxime
Write chemical reaction for following conversions
glucose into gluconic acid
Explain the classification of carbohydrates with examples.
What is the action of the following reagents on glucose?
acetic anhydride
What is the action of the following reagents on glucose?
hydrogen iodide
Draw the Haworth projection structure of the following.
α-D-(–)-Fructofuranose
Write a commercial method for preparation of glucose.
Draw the structure of the pyran.
Which of the following type of carbohydrates cannot be hydrolyzed?
Which enzymes would work sequentially on potatoes consumed by an individual?
Which of the following carbohydrate is sweet to taste?
Carbohydrates can contain which of the following chemical groups?
Identify the WRONG statement.
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?
Chitin is a/an ______.
The number of asymmetric carbon atoms in the glucose molecule is ____________.
Which carbon atoms of α- D glucopyranose and β-D-fructofuranose respectively are linked together to form glycosidic linkage in sucrose?
Which among the following type of linkages is present in cellulose?
Which element among the following is not present in saccharine?
The general formula for polysaccharide is ____________.
Which one of the following is a carbohydrate but does NOT follow the general formula of carbohydrate?
Which one of the following is generally applicable to polysaccharides?
Which one of the following is Tetrose sugar?
Which following reagent is used to detect presence of five hydroxyl groups in a glucose molecule?
What is the number of hydroxyl groups present in lactic acid?
When 2 moles of stachyose is hydrolyzed, the number of moles of galactose obtained is ____________.
Which among the following reagents is used to confirm the presence of carbonyl group in glucose?
On hydrolysis sucrose gives ____________.
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 to obtain gluconic acid from glucose?
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?
Which one given below is a non-reducing sugar?
The number of sp2 and sp3 hybridised carbon in fructose are respectively ____________.
Glucose is an aldose. Which one of the following reactions is not expected with glucose?
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 ______.
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.
Formation of gluconic acid from glucose by oxidation using Br2 water.
Identify the product obtained in the following conversion.
\[\ce{Glucose ->[(O)][Br2 water] Product}\]
Why carbohydrates are generally optically active.
Why carbohydrates are generally optically active.
\[\ce{CH2OH - CO - (CHOH)4 - CH2 OH}\] is an example of ______.
\[\ce{CH2OH-CO-(CHOH)4-CH2OH}\] is an example of ______.
\[\ce{CH2OH - CO - (CHOH)4 - CH2OH}\] is an example of ______.
Why carbohydrates are generally optically active.
