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

1. 2

2. 3

3. 4

4. 6

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)]^-

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

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

1. 2

2. 3

3. 4

4. 5

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

[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 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 complex that contains only one unpaired electron is:

1. [CoF₆]^3-

2. [Co(C₂O₄)₃]^3-

3. [Fe(CN)₆]^3-

4. [MnCl₆]^3-