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Which one of the following is most basic? (a) 2, 4 – dichloroaniline (b) 2, 4 – dimethyl aniline (c) 2, 4 – dinitroaniline (d) 2, 4 – dibromoaniline |
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Answer» (b) 2, 4 – dimethyl aniline CH3 is a +1 group, all other – I group. +1 group increase the electron density on NH2 and hence increases the basic nature. |
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