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AIIMS 2015 Chemistry Question Paper for free online practice with solutions

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Question : 4

Total: 60

Two aldopentoses A and B give the same osazone derivative. A is oxidized to an optically active aldoric acid by dilute nitric acid. Ruff degradation of B gave a tetrose which was similarly oxidized to an optically active aldaric acid. Assign the structure of A and B from the following list.

A = I, B=IV
A=IV, B=I
A=III, B=II
A=II, B=III

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