The electronic configuration that represents the maximum magnetic moment is:

1. $d^3$

2. $d^2$

3. $d^8$

4. $d^6$(high spin)

The IUPAC name of [\(\mathrm {C r \left(en\right)_{3}}\)]\(\mathrm{C l}_{3}\)${\mathrm{}}_{}$ is:

The crystal field stabilization energy (CFSE) for [CoCl₆]^4- is 18000 cm^-1.
The CFSE for [CoCl₄]^2-  will be:

1. $6000$ $c{m}^{-1}$

2. $16000$ $c{m}^{-1}$

3. $18000$ $c{m}^{-1}$

4. $8000$ $c{m}^{-1}$

[CoCl₂(NH₃)₄]⁺ + Cl^- → [CoCl₃(NH₃)₃] + NH₃
If in the above reaction, only one isomer of the product is obtained, then which of the following statement is true for the initial (reactant) complex?

1. Compound is in cis form.

2. Compound is in trans form.

3. compound is in both (cis and trans) forms.

4. Can't be predicted.

The correct order of energies of d-orbitals of metal ions in a square planar complex is:

1. ${\mathrm{d}}_{\mathrm{xy}}={\mathrm{d}}_{\mathrm{yz}}={\mathrm{d}}_{\mathrm{zx}}>{\mathrm{d}}_{{\mathrm{x}}^2-{\mathrm{y}}^2}={\mathrm{d}}_{{\mathrm{z}}^2}$

2. ${\mathrm{d}}_{{\mathrm{x}}^2-{\mathrm{y}}^2}={\mathrm{d}}_{{\mathrm{z}}^2}>{\mathrm{d}}_{\mathrm{xy}}={\mathrm{d}}_{\mathrm{yz}}={\mathrm{d}}_{\mathrm{zx}}$

3. ${\mathrm{d}}_{{\mathrm{x}}^2-{\mathrm{y}}^2}>{\mathrm{d}}_{{\mathrm{z}}^2}>{\mathrm{d}}_{\mathrm{xy}}>{\mathrm{d}}_{\mathrm{yz}}={\mathrm{d}}_{\mathrm{zx}}$

4. ${\mathrm{d}}_{{\mathrm{x}}^2-{\mathrm{y}}^2}>{\mathrm{d}}_{\mathrm{xy}}>{\mathrm{d}}_{{\mathrm{z}}^2}>{\mathrm{d}}_{\mathrm{zx}}={\mathrm{d}}_{\mathrm{yz}}$

The expected number of unpaired electrons for the complex ion [Cr(NH₃)₆]³⁺ are: 

1. 2

2. 3

3. 4

4. 5

Which of the following complex ions is Bronsted-Lowry acid?

1. [Cu(NH₃)₄]²⁺

2. [FeCl₄]^-

3. [Fe(H₂O)₆]³⁺

4. [Zn(OH)₄]^2-

The total number of possible co-ordination isomers for the following compounds are:

$\left[\mathrm{Co}{\left(\mathrm{en}\right)}_3\right]\left[Cr{\left(C_2{O}_4\right)}_3\right]$
$\left[Cu{\left(N{H}_3\right)}_4\right]\left[CuC{l}_4\right]$
$\left[Ni{\left(en\right)}_3\right]\left[Co{\left(N{O}_2\right)}_6\right]$

1. 4, 4, 4

2. 2, 2, 2

3. 2, 2, 4

4. 4, 2, 4

Isomerism exhibited by [Co(EDTA)]^- is/are:
 

1. Optical & geometrical isomerism.

2. Geometrical isomerism.

3. Optical isomerism.

4. No isomerism is exhibited by [Co(EDTA)]^-

Total geometrical isomers possible for [Pd²⁺(NH₂-CH(CH₃)-CO₂^-)₂]⁰ are -

1. 2

2. 3

3. 4

4. 6