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Question

Glucose Ag2O X

Glucose Conc.HNO3 Y

X. Y and X respectively are:


A

HOOC - (CHOH)4 - CH2OH, HOOC - (CHOH)4 - CHO

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B

HOOC - (CHOH)4 - COOH, HOOC - (CHOH)4 - CH2OH

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C

HOOC - (CHOH)4 - CHO, HOOC - (CHOH)4 - COOH

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D

HOOC - (CHOH)4 - CH2OH, HOOC - (CHOH)4 - COOH

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Solution

The correct option is D

HOOC - (CHOH)4 - CH2OH, HOOC - (CHOH)4 - COOH


Conc HNO3 is strong oxidising agent which oxidises both aldehydes as well as 10 alcoholic group where as Tollen'sreagent(Ag2O) oxidises only aldehyde group and gives gluconic acid.

GLUCONIC ACID


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