Paper: CSIR-NET June 2014 · Subject: Inorganic Chemistry · Chapter: Coordination Chemistry · Topic: Molecular Orbital Ligand Field · Marks: 2 · Difficulty: Medium
If L is a neutral mono-dentate ligand, the species, $\left[\mathrm{AgL}_{4}\right]^{2+},\left[\mathrm{AgL}_{6}\right]^{2+}$ and $\left[\mathrm{AgL}_{4}\right]^{3+}$ respectively are
(a)Paramagnetic, paramagnetic and diamagnetic
(b)Paramagnetic, diamagnetic and paramagnetic
(c)Diamagnetic, paramagnetic and diamagnetic
(d)Paramagnetic, diamagnetic and diamagnetic
Answer
Answer: A ✓ checked by 4AB · confidence high
Explanation
Ag(II) is d⁹ — paramagnetic whether four- or six-coordinate; Ag(III) is d⁸ and square planar [AgL₄]³⁺ is diamagnetic.