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Question
How can you distinguish between propanal and propanone?
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Solution
| Propanal | Propanone |
| It forms silver mirror on reaction with Tollen's reagent. | It is not oxidised by Tollen's reagent. |
| It does not react with iodoform. | It gives positive iodoform test. |
| On reacting with Schiff's reagent, it gives pink colour. | It does not react with Schiff's reagent. |
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