The reagent which forms crystalline osazone derivative, when reacted with glucose, is:

fehling's solution

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benedict's solution

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phenylhydrazine

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hydroxylamine

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Solution

The correct option is B phenylhydrazine
Glucose, when reacts with excess of phenyl hydrazine, forms crystalline osazone derivative named as glucosazone. The image shows osazone formation from various monosaccharides.

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Similar questions

Glucose reacts with Tollen’s reagent to give a derivative of:

The reagents which do not react with glucose are

I. Schiff's reagent II. Tollen's reagent III.Fehling's solution IV. NaHSO₃

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