JEE Main Chemistry question

An organic compound consumes 4 moles of periodic acid to form the following compounds, per mole of the starting compound: , and . The organic compound is

(A)Glucose
(B)Fructose
(C)Gluconic acidCorrect
(D)Sorbitol

Answer: (C)

Solution

Periodic acid cleaves each C–C bond between adjacent carbons bearing –OH (or –OH/–CHO) groups; a six-carbon chain with a terminal –CH₂OH, four central –CHOH groups and a terminal –COOH (gluconic acid, ) is cleaved at the required number of positions to release one

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Question ID VK-150783