Ma'am between para nitro methoxy benzene, meta hydroxy methoxy benzene, meta amine methoxy benzene and methoxy benzene arrange the order of electophilic substitution reactions..
The order of reactivity of electrophilic substitution depends on two factors:
1) Inductive Effect
2) Mesomeric effect
Therefore in the given compounds, the order of reactivity of electrophilic substituents is:
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