Sucrose is a non reducing sugar due to :

1-2 linkage

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1-4 linkage

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1-5 linkage

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1-6 linkage

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Solution

The correct option is A 1-2 linkage
Sucrose is a non reducing sugar due to 1-2 linkage. Due to this linkage, both aldehyde group of glucose and keto group of fructose are not free. Hence, the sugar becomes non reducing.

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α -

C - 2

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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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