See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

In the first reaction, the lone pair on nitrogen atom takes part in resonance with benzene ring and hence activates benzene ring towards EAS. But in second reaction, the lone pair on nitrogen atom does not take part in resonance with benzene ring due to SIR-effect and hence does not activate benzene ring. 1 2 r r   . AITS-PT-II-PCM(Sol.)-JEE(Main)/2023 FIITJEE Ltd., FIITJEE House, 29-A, Kalu Sarai, Sarvapriya Vihar, New Delhi -110016, Ph 46106000, 26569493, Fax 26513942 website: www.fiitjee.com 9