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ChemistryBiomoleculesCARBOHYDRATESMedium2 minPYQ_2020
ChemistryMediumsingle choice

 The correct observation in the following reaction is:

SucroseCleavage (Hydrolysis)Gly cosidic bondA+BReagentSeliw anoff?

Options:

Answer:
C
Solution:

Seliwanoff reagent [Resorcinol+ Conc. HCl] 

Seliwanoff's test is a chemical test which distinguishes between aldose and ketose sugars. If the sugar contains a ketone group, it is a ketose. If a sugar contains an aldehyde group, it is an aldose.

 Ketoses show red colour with Seliwanoff Reagent.

Stream:JEESubject:ChemistryTopic:BiomoleculesSubtopic:CARBOHYDRATES
2mℹ️ Source: PYQ_2020

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