11th Class Chemistry Hydrocarbons

  • question_answer 54)   For an electrophilic substitution reaction, the presence of a halogen atom in the benzene ring ......... . (a) deactivates the ring by inductive effect (b) deactivates the ring by resonance (c) increases the charge density at ortho and para positions relative to meta position by resonance (d) directs the incoming electrophile to meta position by increasing the charge density relative to ortho and para positions

    Answer:

      (a, c) Halogens are deactivating but ortho-para directing. .


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