The correct order of +m(mesomeric) effect of N containing functional group on benzene ring with reasoning:-
3. Ph- Nh-COCH3
Asked by rohit | 22nd Jul, 2015, 02:19: AM
Ph-N(CH3)2 >Ph-NH2 >Ph- NH-COCH3 >Ph-N-(COCH3)2
-N(CH3)2 and -NH2 are electron donating groups and exhibit +R effect or +m effect since they release electrons towards benzene ring through delocalisation.
Ph- NH-COCH3 and Ph-N-(COCH3)2 are electron withdrawing groups.
Answered by Vaibhav Chavan | 22nd Jul, 2015, 11:19: AM
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