The pair of metal ions that can give a spin-only magnetic moment of 3.9 BM for the complex [M(H_2O)_6]Cl_2 is :

Question

Accepted Answer

Correct answer: B. (b) According to CFT, H_2O is weak field ligand Fe^2+ = t_2g^211e_g^11 Co^2+ = t_2g^221 e_g^11 V^2+ = t_2g^111 e_g^00 ∴ M^2+ is V^2+, Co^2+

$The pair of metal ions that can give a spin-only magnetic moment of 3.9 BM for the complex [M (H_{2} O)_{6}] C l_{2} is :$

Solution

More d- and f-Block Elements PYQs