Biomolecules and Chemistry in Everyday Life - Result Question 21
22. The following carbohydrate is a

(a) a ketohexose
(b) an aldohexose
(c) an $\alpha$-furanose
(d) an $\alpha$-pyranose
(2011)
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Answer:
Correct Answer: 22. (b)
Solution:
Here, the $-OH$ of hemiacetal group is axial therefore, it is a $\beta$-pyranose of an aldohexose.