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The correct -I effect order is(A) $-\mathrm{F}>-\mathrm{Cl}>-\mathrm{Br}>-\mathrm{I}$(B) $-\mathrm{F}>-\mathrm{Cl}>-\mathrm{CN}>-\mathrm{NO}_{2}$(C) $-\mathrm{F}>-\mathrm{NO}_{2}>-\mathrm{OH}>-\mathrm{COOH}$(D) $-\mathrm{CN}>-\mathrm{F}>-\mathrm{NO}_{2}>-\mathrm{I}$
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Classification of Elements and Periodicity in Properties
Topic 2 : Periodic Properties
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