Hydrocarbons - Result Question 80

####83. Which one of the following compounds will be most easily attacked by an electrophile?[1998] (a)Clc1ccccc1

(b)c1ccccc1

(c)Cc1ccccc1

(d)

Show Answer

Solution:

  1. (d) −Cl atom shows o/p-directive influence but deactivate the benzene ring, while [−OH/−CH3] groups show o/p influence and activate the benzene ring but −OH group is more activating than −CH3.

Hence order of electrophilic substitutionCc1ccc(Cc2cccc(O)c2)c(Cc2cccc(Cl)c2)c1

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