The name of complex ion, [Fe(CN)₆]^3- is 

• hexacyanoiron (III) ion

• hexacyanitoferrate (III) ion

• tricyanoferrate (III) ion

• tricyanoferrate (III) ion

Which of the following carbonyl will have the strongest C- O bond? 

• (Mn(CO)₆⁺

• Cr(CO)₆

• V (CO)₆^-

• V (CO)₆^-

The pair of species of oxygen and their magnetic behaviours are noted below. Which of the following presents the correct description?

Which of the following complex compounds will exhibit highest paramagnetic behaviour ?

At. no. : Ti = 22, Cr = 24, Co = 27, Zn = 30

• [Ti(NH₃)₆]³⁺

• [Cr(NH₃)₆]³⁺

• [Co(NH₃)₆]³⁺

• [Co(NH₃)₆]³⁺

195.

Number of possible isomers for the complex [Co(en)₂Cl₂]Cl will be 
(en =ethylenediamine)

• 2

• 1

• 3

• 3

The hybridization involved in complex [Ni(CN)₄]^2- is (Atomic number of Ni = 28)

• dsp²

• sp³

• d²sp³

• d²sp³

Which of the following complex ions is not expected to absorb visible light?

• [Ni(CN)₄]^2-

• [Cr(NH₃)₆]³⁺

• [Fe(H₂O)₆]²⁺

• [Fe(H₂O)₆]²⁺

Crystal field stabilisation energy for high spin d⁴ octahedral complex is

• -1.8 Δ_o

• -1.6 Δ_o + P

• -1.2 Δ_o

• -1.2 Δ_o

The existence of two different coloured complexes with the composition of [Co(NH₃)₄Cl₂]⁺ is due to 

• linkage isomerism

• geometrical isomerism

• Coordination isomerism

• Coordination isomerism

Which one of the following complexes is not expected to exhibit isomerism?

• [Ni(NH₃)(H₂O)₂]²⁺

• [Pt(NH₃)₂Cl₂]

• [Ni(NH₃)₂Cl₂]

• [Ni(NH₃)₂Cl₂]