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Which of the following reactions of gluc...

Which of the following reactions of glucose can be explained only by its cyclic structure ?

A

Glucose forms pentaacetate.

B

Glucose reacts with hydroxylamine to form an oxime

C

Pentaacetate of glucose does not react with hydroxylamine.

D

Glucose is oxidised by nitric acid to gluconic acid.

Text Solution

Verified by Experts

The correct Answer is:
C
Due to the absence of OH group at `C_(1)`, cyclic structure of glucose pentaacetate cannot revert to open chain aldehydic from. Hence, it cannot form an oxime.
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