JEE Main Chemistry question

[OJEE 2004] Glucose and mannose are

(A)EpimersCorrect
(B)Anomers
(C)Ketohexoses
(D)Disaccharides

Answer: (A)

Solution

Glucose and mannose are both aldohexoses that differ in spatial configuration at only one stereocentre, C-2, while matching at every other carbon; two diastereomeric aldoses differing at a single (non-anomeric)

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Question ID VK-150597