JEE Main Chemistry question

The total number of carbon atoms in β-D-fructofuranose is:

(A)6Correct
(B)5
(C)4
(D)7

Answer: (A)

Solution

Fructose is a six-carbon ketohexose, and this carbon count is unchanged when it cyclises into its five-membered furanose ring form (the ring itself uses five of the six

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Question ID VK-150910