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Chemistry - Biomolecules Question with Solution | TestHub

ChemistryBiomoleculesAMINO ACIDMedium2 minPYQ_2023
ChemistryMediumsingle choice

Match List I and List II

List IList II
TestFunctional group /
Class of Compound
(A) Molisch's Test(I)Peptide
(B) Biuret Test(II)Carbohydrate
(C) Carbylamine Test(III) Primary amine
(D) Schiff's Test(IV) Aldehyde

Choose the correct answer from the options given below:

Options:

Answer:
C
Solution:

Molisch’s test is a chemical test which is used to check for the presence of carbohydrates in a given analyte. It also gives positive test for peptides as they undergo hydrolysis to give saccharides. Carbylamine test is given by primary amine.  If a primary amine is present, the isocyanide (carbylamine) is formed which is a foul smelling substance. A purple or magenta coloured adduct gives positive Schiff's test for aldehydes.

List IList II
TestFunctional group /
Class of Compound
(A) Molisch's Test(I)Carbohydrate
(B) Molisch's Test(II) Peptide
(C) Carbylamine Test(III) Primary amine
(D) Schiff s Test(IV) Aldehyde
Stream:JEESubject:ChemistryTopic:BiomoleculesSubtopic:AMINO ACID
2mℹ️ Source: PYQ_2023

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