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Solution


Q.

Consider the following compounds.

Arrange these compounds in the increasing order of reactivity with nitrating mixture.             [2026]
1 b < c < a  
2 b < a < c  
3 c < b < a  
4 c < a < b  

Ans.

(2)

In Ph-OMe, -OMe is an electron donor group (+M).

Ph-NO2, -NO2 is a strong withdrawing group (-M).

Ph-Cl, -Cl is an electron withdrawing group.