Carbohydrates

IMPORTANT

Carbohydrates: Overview

This topic covers concepts such as Biochemistry, Biomolecules, Carbohydrates, Classification of Carbohydrates on the Basis of Behaviour Towards Hydrolysis, D- and L- Configuration, Monosaccharides, Glucose, Fructose, and Oligosaccharides.

Important Questions on Carbohydrates

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The simplest carbohydrates which cannot be hydrolysed to smaller molecules are known as

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Which of the following carbohydrate is a reducing sugar?

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The Glycosidic linkages and Peptide linkages are present in:

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Complete hydrolysis of cellulose gives:

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The optically active tartaric acid is named as   D( + ) tartaric acid because it has a positive

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Select the correct statement about invert sugar.

(Given: specific rotations of +-sucrose, + -maltose, L-- -glucose and L+-fructose in aqueous solution are +66°,+140°,-52° and+92°, respectively)

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Which of the following is a linear polymer?

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The reagent used as Tollen's reagent for the detection of sucrose is _____.

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The result obtained in Fehling's test for the detection of glucose is _____.

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How will you differentiate sucrose from glucose?

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How will you identify sucrose?

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How will you identify glucose?

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Assertion (A) : Sucrose is a non-reducing sugar.
Reason (R) : Sucrose has glycosidic linkage.

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Raffinose is an example of 

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Which of the following statements are true about carbohydrates?

(i) Monosaccharides can be hydrolysed.

 (ii) The two monosaccharide units obtained on hydrolysis of a disaccharide can either be same or different.

(iii) Polysaccharides are not sweet in taste.

(iv) All monosaccharides are not reducing sugars.

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A disaccharide consisting of two α-D-glucose units in which C1 of one glucose is linked to C4 of another glucose unit is

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Glycogen is branched chain polymer of α-D-glucose units in which chain is formed by C1-C4 glycosidic linkage where branching occurs by formation of C1-C6 glycosidic linkage. Structure of glycogen is similar to

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Hydrolysis of sucrose is called:

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The corresponding order of names of four aldoses with configuration given below, respectively is:

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What does 'D' and (+) signifies in D-(+)-glucose?