There are many qualitative tests that can be performed to confirm the presence of carbohydrates in the compound.
These are :
1. Molisch's test : alpha - naphthol solution is used.
2. Fehling's Test : Fehling A and Fehling B solution is used.
3. Benedict's Test : Benedict's reagent is used.
4. Bial's Test : Bials's reagent is used
5. Seliwanoff's Test : Seliwanoff's reagent is used.
6 . Osazone test : phenyl hydrazine hydrochloride + sodium acetate + glacial acetic acid is used
7 . Iodine Test : Iodine solution is used.
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