See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

  Mg 1eqvt ether  N Br H Cl N N MgBr Cl intramolecular nucleophilic substitution  AITS-OT-(Paper-2)-PCM(Sol.)-JEE(Advanced)/19 FIITJEE Ltd., FIITJEE House, 29-A, Kalu Sarai, Sarvapriya Vihar, New Delhi -110016, Ph 46106000, 26569493, Fax 26513942 website: www.fiitjee.com 6 H  O NH O NH2 Br  O NH2 H Br Tautomerism   OH NH2 Br