In ary halides halogen group is a ortho para director and a deactivatortowardselectrophilic substitution reactionwhy

In ary halides halogen group is a ortho para director and a deactivato

1.	In ary halides halogen group is a ortho para director and a deactivatortowardselectrophilic substitution reactionwhy
Answer» SOLUTION :(i) In aryl halidesthe strong-1effectof thehalogensdecreases the electrondensityofbenzeneringthereby deactivatingit forelectrophilicattack . (II) the pressureof lonepairon halogensis involvedin resonancewith `PI-`ELECTRONS of thehalogengroupis anorthoparadirection and adeactivator.