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Which of the following statements are fa...

Which of the following statements are false?

A

Glucose is the only aldose that mutarotates.

B

Ketose also mutarotates.

C

Glycosides mutarotate.

D

There is a relationship between the ability of a sugar to mutarotate and to reduce Tollens of Fehling's regents.

Text Solution

Verified by Experts

The correct Answer is:
A, C
(a) False, sigars containing hemiacetal shows mutarotation.
(b) True, ketoses exist in hemiketals and posses anomers.
(C ) False, the anomeric `(OH)` is etherified and the equilbrium with the free carbonyl is destroued.
(d) True, the statement is self explanatory.
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