1.

Give simple chemical tests to distinguish between the following pairs of compounds:(a) Butanal and Butan-2-one(b) Benzoic acid and Phenol

Answer»

(a) Tollen's reagent test: Add ammoniacal solution of silver nitrate(Tollen's Reagent) in both the solutions. Butanal gives silver mirror whereas Butan-2-one does not.

(b) Add neutral FeCl3 in both the solution, phenol forms violet colour but benzoic acid does not



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