JEE MAIN - Chemistry (2021 - 24th February Evening Shift - No. 1)
The correct order of the following compounds showing increasing tendency towards nucleophilic substitution reaction is :
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(iv) < (i) < (ii) < (iii)
(iv) < (iii) < (ii) < (i)
(iv) < (i) < (iii) < (ii)
(i) < (ii) < (iii) < (iv)
Explanation
_24th_February_Evening_Shift_en_1_2.png)
Greater the number of nitro ($$-$$NO2) group in chlorobenzene, greater the rate of nucleophilic substitution reaction in aromatic halides.
When a nitro group is present at ortho and para position, it can withdraw electrons from the benzene ring.
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