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Give simple chemical test to distinguish between(i) Propanal and propanone (ii) Phenol and benzoic acid |
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Answer» (i) Propanal and propanone CH3 CH2CHO + Ag2O ────→ CH3 CH2COOH + Ag (silver mirror) Propanal CH3 COCH3 + Ag2O ────→ no reaction Propanone (ii) Phenol and benzoic acid i. Phenol does not give sodium carbonate test whereas benzoic acid give this test. ii. Phenol give azo dye test , benzoic acid does not. |
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