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Arrange in the decreasing order of basic nature, a. i. Pyrrole ii. Pyridine ii. Aniline b. i. Diphenylamine ii. Aniline ii. Cyclohexyl amine c. i. p-Nitroaniline ii. Anilineiii. P-Methyl aniline. |
Answer» Solution :Pyridine GT Aniline gt Pyrrol . In (I) , lone PAIR of(N) is not in delocalisation of`BAR(e)`. In (II) and (III) lone pair of (N) is used in delocalisation of`pi bar(e)`. But in (III), ` LP bar(e)`s on (N) are INVOLVED in aromatiocity , so it is less basic tha (II) b. `(iii) gt (ii) (i)` c. `(iii) gt (ii) gt (i) ` |
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