Engineering
Chemistry
Qualitative analysis of organic compounds
Test of alcohol
Amino Acid and Proteins
Question

The peptide that gives positive ceric ammonium nitrate and carbylamines tests is :

Gln-Asp

Lys-Asp

Asp-Gln

Ser-Lys

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Solution

Due to –OH group of serine it give cerric ammonium nitrate test whereas due to –NH2 group lysine give +ve carbylamine test