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Standard XII

Chemistry

Glycoside Formation

Cellulose is ...

Question

Cellulose is a straight chain polysaccharide composed of:

D-glucose units joined by

α

-glycosidic linkages

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D-glucose units joined by

β

-glycosidic linkages

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L-glucose units joined by

α

-glycosidic linkages

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L-glucose units joined by

β

-glycosidic linkages

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Solution

The correct option is B D-glucose units joined by $β$ -glycosidic linkages
From the structure, we can clearly see that the glucose molecules are joined by $β$ -glycosidic linkages.

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Similar questions

Q. Which of the following statement(s) is/are incorrect?
I. Cellulose is a polysaccharide composed of a large number of

β

-D-glucose units.
II.

β

-D-glucose units in cellulose are joined by

β

-glycosidic linkages.
III. Starch is a mixture of amylose and amylopectin.
IV. Amylose is a branched chain polysaccharide.
V. Amylopectin is a linear polysaccharide.

Q. Sucrose is composed of α−α− D-glucose and β−β− D-fructose. These two monosaccharide units are held together by α,β -glycosidic linkage.

The correct statements among the following are

A) The minimum number of carbon atoms present in a monosaccharide is 6

B) Among glucose, Lactose, Maltose and Sucrose,non reducing sugar is sucrose

C) In amylopectin of starch, branched chain are due to 1,4 - linkages

D) In cellulose, β - D - glucose units are joined by 1,4 - glycosidic linkages

Glycogen is a branched chain polymer of $α - D$ glucose units in which chain is formed by C1-C4 glycosidic linkage whereas branching occurs by the formation of C1-C6 glycosidic linkage. Structure of glycogen is similar to .............. .
(a) amylose (b) amylopectin (c) cellulose (d) glucose

The correct statements among the following are

A) The minimum number of carbon atoms present in a monosaccharide is 6

B) Among glucose, Lactose, Maltose and Sucrose,non reducing sugar is sucrose

C) In amylopectin of starch, branched chain are due to 1,4 - linkages

D) In cellulose, β - D - glucose units are joined by 1,4 - glycosidic linkages

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Cellulose is a straight chain polysaccharide composed of:

The correct option is B D-glucose units joined by β-glycosidic linkagesFrom the structure, we can clearly see that the glucose molecules are joined by β-glycosidic linkages.

The correct option is B D-glucose units joined by $β$ -glycosidic linkages
From the structure, we can clearly see that the glucose molecules are joined by $β$ -glycosidic linkages.