Classify the following groups as ortho, para or meta directing when present on benzene nucleus. (i) -CH_(3),(ii)-NH_(2), (iii) -NO_(2), (iv)-COOH, (v) -OH, (vi) -SO_(3)H, (vii) -X("halogen"), (viii) OCH_(3), (ix) -CHO, (x) -CN (B) Classify the following goups as activating or deactivating with respect to further electrophilicsubstitution of the aromatic ring. (i) -NH_(2) (ii) -NO_(2) (iii) -SO_(3)H, (iv) -CH_(3) (v) -CI, (vi)-CN. ( C) For each of the following substituents indicate whether in donate electron or withdraw electron.

Classify the following groups as ortho, para or meta directing when pr

1.	Classify the following groups as ortho, para or meta directing when present on benzene nucleus. (i) -CH_(3),(ii)-NH_(2), (iii) -NO_(2), (iv)-COOH, (v) -OH, (vi) -SO_(3)H, (vii) -X("halogen"), (viii) OCH_(3), (ix) -CHO, (x) -CN (B) Classify the following goups as activating or deactivating with respect to further electrophilicsubstitution of the aromatic ring. (i) -NH_(2) (ii) -NO_(2) (iii) -SO_(3)H, (iv) -CH_(3) (v) -CI, (vi)-CN. ( C) For each of the following substituents indicate whether in donate electron or withdraw electron.
Answer» Answer :O- andp-directing groups : (i), (ii), (v), (vii) and (viii) meta-directing groups : (iii), (IV), (VI), (ix) and (x) Activating grups : (i) and (iv) Deacting groups : (ii), (iii), (v) and (vi) EDG : (ii), (v), and (viii) EWG : (i), (iii), (iv) and (vi)