Although chlorobenzene does not give Ullmann reaction however presence of ................ group in chlorobenzene at o-, p -position enables it to give Ullmann's reaction.

Question

Although chlorobenzene does not give Ullmann reaction however presence of ................ group in chlorobenzene at o-, p -position enables it to give Ullmann's reaction. (A) NO 2 (B) NH 2 (C) OH (D) SO 3 H

Tardigrade Admin · Accepted Answer

- NO 2 group being strongly electron withdrawing activates the ring towards reaction.

Q. Although chlorobenzene does not give Ullmann reaction however presence of ................ group in chlorobenzene at $o -, p$ -position enables it to give Ullmann's reaction.

$N O_{2}$

$N H_{2}$

$O H$

$S O_{3} H$

$- N O_{2}$ group being strongly electron withdrawing activates the ring towards reaction.

Q. Although chlorobenzene does not give Ullmann reaction however presence of ................ group in chlorobenzene at o−,p -position enables it to give Ullmann's reaction.

NO2​

NH2​

OH

SO3​H