Coordination Compounds

Among the statements(a)-(d) the incorrect ones are : (a) Octahedral CO(III) complexes with strong fields ligands have very high magnetic moments. (b) When $$\Delta$$₀ < P, the d-electron configuration of Co(III) in an octahedral complex is $$t_{eg}^4e_g^2$$ (c) Wavelength of light absorbed by [Co(en)₃]³⁺ is lower than that of [CoF₆]³⁻ (d) If the $$\Delta$$₀ for an octahedral complex of CO(III) is 18,000 cm⁻¹, the $$\Delta$$_t for its tetrahedral complex with the same ligand be 16,000 cm⁻¹

The theory that can completely/properly explain the nature of bonding in [Ni(Co)₄] is :

The electronic spectrum of [Ti(H₂O)₆]³⁺ shows a single broad peak with a maximum at 20,300 cm⁻¹ . The crystal field stabilization energy (CFSE) of the complex ion, in kJ mol⁻¹, is :

The calculated magnetic moments (spin only value) for species $${[FeC{l_4}]^{2 - }}$$, $${[Co{({C_2}{O_4})_3}]^{3 - }}$$ and $$MnO_4^{2 - }$$ respectively are :

The correct order of intensity of colors of the compounds is :

Which one of the following complexes shows optical isomerism? (en = ethylenediamine)

Arrange the following Cobalt complexes in the order of increasing Crystal Field Stabilization Energy (CFSE) value. Complexes : $$\mathop {{{[Co{F_6}]}^{3 - }}}\limits_A ,\mathop {{{[Co{{({H_2}O)}_6}]}^{2 + }}}\limits_B ,\mathop {{{[Co{{(N{H_3})}_6}]}^{3 + }}}\limits_C and \mathop {{{[Co{{({en})}_3}]}^{3 + }}}\limits_D$$ Choose the correct option :

The Crystal Field Stabilization Energy (CFSE) and magnetic moment (spin-only) of an octahedral aqua complex of a metal ion (M^z+) are $$-$$0.8 $$\Delta$$₀ and 3.87 BM, respectively. Identify (M^z+) :

Which of the following will have maximum stabilization due to crystal field?

Transition metal complex with highest value of crystal field splitting ($$\Delta$$₀) will be :