Which among the following is a non-reducing sugar?

Lactose

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Glucose

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Sucrose

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Maltose

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Solution

The correct option is C
Sucrose

Sucrose is a non-reducing sugar because anomeric carbon of both the monosaccharides are involved in glycoside or acetal formation. So it does not have free -CHO group.

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Similar questions

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

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

Which one of the following pairs of nutrients includes both as simple sugars (monosaccharides) ?

(a) Sucrose and glucose

(b) Glucose and maltose

(d) Maltose and lactose

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