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Question:

Which of the following statements is not true about sucrose?

On hydrolysis, it produces glucose and fructose.

It is also named as invert sugar.

It is a non reducing sugar.

The glycosidic linkage is present betweenC1ofα-glucose andC1ofβ- fructose.

Solution:

Correct option is B. The glycosidic linkage is present betweenC1ofα-glucose andC1ofβ- fructose. Sucrose →H₂O α-D-glucose + β-D-fructose also named as invert sugar and it is a example of non-reducing sugar. The glycosidic linkage is present between C1 of α-glucose and C2 of β-fructose. In sucrose, the components glucose and fructose are linked via an ether bond between C1 on the glucosyl subunit and C2 on the fructosyl unit. The bond is called a glycosidic linkage.