LIST-I contains metal species and LIST-II contains their properties. LIST-I LIST-II (I) [ {\Cr}( {\CN})_6]^{4-} (P) t_{2 {\g}} orbitals contain 4 electrons (II) [ {\RuCl}_6]^{2-} (Q) \mu (spin-only) =4.9 {\BM} (III) [ {\Cr}({\H}_2 {\O})_6]^{2+} (R) low spin complex ion (IV) [ {\Fe}( {\H}_2 {\O})_6]^{2+} (S) metal ion in 4+ oxidation state (T) d^4 species [Given : Atomic number of {\Cr}=24, {\Ru}=44, {\Fe}=26 ] Metal each metal species in LIST-I with their properties in LIST-II, and choose the correct option
[JEE Adv 2022 P1]

Question

Examsnet · Accepted Answer

Correct Answer is : (A) I → R, T; II → P, S; III → Q, T; IV → P, Q

LIST-I	LIST-II
(I) [Cr(CN)6]4−	(P) t2g orbitals contain 4 electrons
(II) [RuCl6]2−	(Q) µ (spin-only) =4.9‌BM
(III) [Cr(H2O)6]2+	(R) low spin complex ion
(IV) [Fe(H2O)6]2+	(S) metal ion in 4+ oxidation state
	(T) d4 species

JEE Advanced 2022 Paper 1