See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

2 8 0 Ni 3d 4s  n  2   n n 2   2 4 Cr 3d d d    transition because in aq. medium it exists as [Cr(H2O)6]2+ 2 3 3 0 2g g V d t e     4 0 0 Ti Ar 3d 4s  no unpaired electron For More Join: @FIITJEE_AITS_for_JEE AITS-CRT-I (Paper-1)-PCM(Sol.)-JEE(Advanced)/2025 FIITJEE Ltd., FIITJEE House, 29-A, Kalu Sarai, Sarvapriya Vihar, New Delhi -110016, Ph 46106000, 26569493, Fax 26513942 website: www.fiitjee.com 10 SECTION – B