InterviewSolution
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InterviewSolution
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Arrange the following in the increasing order of their basicities. (I) `p-`Toluidine (II) `N,N-`Dimethyl-p-toluidine (III) `p-`Nitroaniline` (IV) Aniline. |
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Answer» `III lt IV lt I lt II` or `II gt IV gt III` (II) (`+I` effect of two `Me` groups of `N` atom and `Me` group ar `p` position (`+ I` and `H.C` effects) (highest basic). (I) `+ I` and `H.C` effects of `(Me)` group at `p` position. (IV) (Standard)(Aniline) (III) `-I` and `-R` effect of `(-NO_2)` group at `p` position. |
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