MHT CET Chemistry question

Osazone formation involves only 2 carbon atoms of glucose because of

(A)chelationCorrect
(B)oxidation
(C)reduction
(D)hydrolysis

Answer: (A)

Solution

The osazone is stabilised by intramolecular hydrogen bonding (chelate ring) between the -NH of one phenylhydrazine unit and the C=N of the other at C-1 and C-2, so the reaction stops there and the

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Question ID VK-083571