If an excess of ${\mathrm{AgNO}}_3$ solution is added to 100 mL of a 0.024 M solution of dichlorobis (ethylenediamine) cobalt (III) chloride, then the number of moles of AgCl that will be precipitated is:

1.	0.0012	2.	0.0016
3.	0.0024	4.	0.0048

Given the following pair of isomers:
[Cr(NH₃)₆][Cr(NO₂)₆] and
[Cr(NH₃)₄(NO₂)₂][Cr(NH₃)₂(NO₂)₄]
Aside from X-ray diffraction, how could the following pairs of isomers be distinguished from one another?

1. Cryoscopic method
2. Measuring their molar conductance
3. Measuring their magnetic moments
4. Observing their colors

For a tetrahedral complex [MCl₄]^2-, the spin-only magnetic moment is 3.83 B.M. The element M is:

1. Co

2. Cu

3. Mn

4. Fe

The geometry and magnetic properties of [NiCl₄]^2-, respectively, are : 

1. Tetrahedral, Paramagnetic

2. Tetrahedral, Diamagnetic

3. Square planar, Paramagnetic

4. Square planar, Diamagnetic  

The IUPAC name of $\left[\mathrm{Co}\left(\mathrm{ONO}\right){\left({\mathrm{NH}}_3\right)}_5\right]{\mathrm{Cl}}_2$ is:

1. Pentamminenitro-O-cobalt(II)chloride

2. Pentamminenitroso-O-cobalt(III)chloride  

3. Pentaamminenitrito-O-cobalt(III) chloride

4. Pentammineoxo-nitrocobalt(III)chloride

Among the following, the compound that has the maximum coordination number is/are:

1. [Co(NH₃)₆]³⁺
2. [Cr(C₂O₄)₃]^3-
3. [CoCl₃(H₂O)₃]
4. All of the above have the same coordination number

Two complexes, ${\mathrm{PtCl}}_4·2{\mathrm{NH}}_3$ and ${\mathrm{PtCl}}_4·2\mathrm{KCl}$, do not give a precipitate of AgCl when treated with ${\mathrm{AgNO}}_3$. They give zero and three moles of ions, respectively, in solutions for one mole of the complex.  The structural formulae of both complexes are:

1. $\left[{\mathrm{PtCl}}_2{\left({\mathrm{NH}}_3\right)}_2\right]{\mathrm{Cl}}_2$ and ${\mathrm{K}}_2\left[{\mathrm{PtCl}}_6\right]$ 

2. $\left[{\mathrm{PtCl}}_4{\left({\mathrm{NH}}_3\right)}_2\right]$ and ${\mathrm{K}}_2\left[{\mathrm{PtCl}}_2{\left({\mathrm{NH}}_3\right)}_2\right]$ 

3. $\left[{\mathrm{PtCl}}_4{\left({\mathrm{NH}}_3\right)}_2\right]$ and ${\mathrm{K}}_2\left[{\mathrm{PtCl}}_6\right]$ 

4. $\left[{\mathrm{PtCl}}_4\right]·2{\mathrm{NH}}_3$ and $\left[{\mathrm{PtCl}}_4\right]·2\mathrm{KCl}$ 

The correct IUPAC name for ${\left[\mathrm{Pt}{\left(\mathrm{en}\right)}_2\mathrm{Cl}\left(\mathrm{ONO}\right)\right]}^{2+}$ is :

1. Chlorodiethylenediaminenitritoplatinum(IV) ion

2. Bis(ethylenediamine)chloronitro-O-platinum(IV) ion

3. Chloridobis(ethylenediamine)nitritoplatinum(IV) ion

4. Chlorodiethylenediaminenitro-O-platinum(IV) ion

The complex among the following with the highest value of crystal field splitting energy is :

The species having highest magnetic moment is:

1. ${\mathrm{K}}_4\left[\mathrm{Fe}{\left(\mathrm{CN}\right)}_6\right]$

2. $\left[\mathrm{Fe}{\left({\mathrm{H}}_2\mathrm{O}\right)}_6\right]{\mathrm{SO}}_4$

3. ${\mathrm{K}}_3\left[\mathrm{Fe}{\left(\mathrm{CN}\right)}_6\right]$

4. $\left[\mathrm{Co}{\left({\mathrm{NH}}_3\right)}_6\right]{\mathrm{SO}}_4$