Which one of the following tests used for the identification of functional groups in organic compounds does not use copper reagent ?

Question:

Which one of the following tests used for the identification of functional groups in organic compounds does not use copper reagent ?

  1. Barfoed's test 

  2. Seliwanoff's test 

  3. Benedict's test 

  4. Biuret test for peptide bond


Correct Option: , 2

Solution:

In Seliwanoff's reagent, Cu is not present. In Barfoed, Biuret and in Benediet reagent Cu is present.

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