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Which of the following class of compounds is not a part of the large group of carbohydrates?

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Which of the following class of compounds is not a part of the large group of carbohydrates?

(a) Polyamino aldehydes

(b) Polyhalo aldehydes

(c) Polyhydroxy ketones

(d) Polyhydroxy carboxylic acids

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Question is from Biomolecules Carbohydrates in division Biomolecules of Chemistry – Class 12

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Correct choice is (c) Polyhydroxy ketones

Easy explanation: Polyamino aldehydes and polyhalo aldehydes do not contain an OH group. Polyhydroxy carboxylic acids do not contain a CHO or a keto group. These also do not produce OH substituted compounds on hydrolysis.

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