31) Cu+2 is reduced in Benedicts reagent . Explanation : Benedict\'s reagents is

Question

31)

Cu+2 is reduced in Benedicts reagent .

Explanation :

Benedict's reagents is a reagent used as a test for reducing sugars including glucose , lactose and fructose.

Benedict's contain blue copper sulfate (CuSO4 . 5 H2O) is a strong alkaline solution . the alkaline conditions of the test causes isomerization of ketoses to aldoses (reducing sugars) that result in the Cu+2 in CuSO4 reduced to red copper oxide (Cu2O)

An aldose + Cu(citrate)22-    -----------------> a carboxylate ion +   Cu2O

                      (benedict's reagent)

Explanation / Answer

31. What is being reduced in Benedict's reagant?

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