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CBSE - XII Science - Chemistry - Biomolecules
difference between glucose and fructose?
Asked by praveenk5480
31st May 2021,
11:22 AM
CBSE - XII Science - Chemistry - Biomolecules
how many asymmetric carbon atoms are present gulose
Asked by naikmamata688
2nd August 2020,
9:41 AM
CBSE - XII Science - Chemistry - Biomolecules
what are carbohydrate
Asked by shahwajahat1604
3rd June 2020,
9:10 PM
CBSE - XII Science - Chemistry - Biomolecules
What are anomers?
Asked by lovemaan5500
27th November 2019,
12:23 PM
CBSE - XII Science - Chemistry - Biomolecules
What is glycosidic linkage
Asked by lovemaan5500
25th November 2019,
5:33 AM
CBSE - XII Science - Chemistry - Biomolecules
Mass of sucrose C12H22O11 produced by mixing 84 gm of carbon, 12 gm of hydrogen and 56 L. O2 at 1 atm & 273 K according to given reaction, is C(s) + H2(g) + O2(g) → C12H22O11(s)
Asked by Atulcaald
19th May 2018,
12:05 AM
CBSE - XII Science - Chemistry - Biomolecules
Explain the following terms: (i) Invert sugar (ii) Polypeptides Or Name the products of hydrolysis of sucrose. Why is sucrose not a reducing sugar?
Asked by Topperlearning User
22nd June 2016,
9:00 AM
CBSE - XII Science - Chemistry - Biomolecules
What is essentially the difference between α-form of glucose and β-form of glucose? Explain.
Asked by Topperlearning User
22nd June 2016,
8:08 AM
CBSE - XII Science - Chemistry - Biomolecules
What are reducing and non reducing sugars? What are the structural feature characterizing reducing sugars?
Asked by Topperlearning User
22nd June 2016,
8:06 AM
CBSE - XII Science - Chemistry - Biomolecules
Amylose and cellulose are both straight chains polysaccharides containing only D-glucose units. What is the structural difference between the two?
Asked by Topperlearning User
22nd June 2016,
8:04 AM
CBSE - XII Science - Chemistry - Biomolecules
What are the polysaccharides that make up starch and what is the difference between them?
Asked by Topperlearning User
22nd June 2016,
8:03 AM
CBSE - XII Science - Chemistry - Biomolecules
How do anomers differ from epimers?
Asked by Topperlearning User
22nd June 2016,
8:01 AM
CBSE - XII Science - Chemistry - Biomolecules
Despite having an aldehydic group:(a) Glucose does not give 2, 4-DNP test. What does this indicate?(b) Draw the howorth structure of -D-(+)-Glucopyranose.(c) What is the significance of D and (+) here?
Asked by Topperlearning User
22nd June 2016,
8:00 AM
CBSE - XII Science - Chemistry - Biomolecules
An optically active compound having molecular formula C6H12O6 is found in two isomeric forms (A) and (B) in nature. When (A) and (B) are dissolved in water they show the following equilibrium:(i) What are such isomers called? (ii) Can they be called enantiomers? Justify your answer. (iii) Draw the cyclic structure of isomer (A).
Asked by Topperlearning User
22nd June 2016,
8:00 AM
CBSE - XII Science - Chemistry - Biomolecules
What is essentially the difference between α-form of glucose and β-form of glucose? Explain.
Asked by Topperlearning User
22nd June 2016,
8:00 AM
CBSE - XII Science - Chemistry - Biomolecules
Why is Glucose given to patients under exhaustion?
Asked by Topperlearning User
22nd June 2016,
7:59 AM
CBSE - XII Science - Chemistry - Biomolecules
Why are carbohydrates generally optically active?
Asked by Topperlearning User
22nd June 2016,
7:59 AM
CBSE - XII Science - Chemistry - Biomolecules
Give one example each for reducing and non-reducing sugars.
Asked by Topperlearning User
22nd June 2016,
7:58 AM
CBSE - XII Science - Chemistry - Biomolecules
List the reactions of glucose which cannot be explained by its open chain structure.
Asked by Topperlearning User
22nd June 2016,
7:58 AM
CBSE - XII Science - Chemistry - Biomolecules
what are the classification of oligosaccharides?
Asked by gautam
13th August 2014,
8:11 PM
CBSE - XII Science - Chemistry - Biomolecules
Explain the following terms: (i) Invert sugar (ii) Polypeptides OR Name the products of hydrolysis of sucrose. Why is sucrose not a reducing sugar?
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Biomolecules
Enumerate the reactions of D-glucose which cannot be explained by its open chain structure.
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Biomolecules
Draw open chain structure of an aldopentose and aldohexose. Predict the number of asymmetric carbon atoms present in each.
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Biomolecules
Is a diet consisting mainly of rice an adequate diet? Why or why not?
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Biomolecules
Why are carbohydrates generally optically active?
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Biomolecules
what is the structure of fructose?
Asked by
25th February 2008,
12:39 PM
