Chemistry, asked by riyakutlehria4076, 1 year ago

Give biurate test of urean

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Answered by saharyazbek

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In the presence of peptides, a copper(II) ion forms violet-colored coordination complexes in an alkaline solution. ... The test is named so because it also gives a positive reaction to the peptide-like bonds in the biuret molecule. In this assay, the copper(II) binds with nitrogens present in the peptides of proteins.

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