x = 2, tetrahedral

x = 4, square planar

x = 4, octahedral

x = 6, octahedral

[Pt(NH_3)_2Cl_2]

[PtCl_4]^{2-}

[Cr(H_2O)_4Cl_2]^+

[Fe(H_2O)_5NO]^{2+}

${\rm{N}}{{\rm{H}}_3}$ only

${\rm{C}}{{\rm{l}}^ - }$ only

Both ${\rm{N}}{{\rm{H}}_3}{\rm{\;and\;C}}{{\rm{l}}^ - }$

${\rm{Cr}},{\rm{\;N}}{{\rm{H}}_3},{\rm{\;C}}{{\rm{l}}^ - }$

${{\rm{C}}_2}{\rm{O}}_4^{2 - }$

${\rm{N}}{{\rm{H}}_2} \cdot {\rm{C}}{{\rm{H}}_2} \cdot {\rm{C}}{{\rm{H}}_2} \cdot {\rm{N}}{{\rm{H}}_2}$

Both (1) and (2)

None of these

${{\rm{K}}_4}{\rm{Fe}}{\left( {{\rm{CN}}} \right)_6}$

${{\rm{K}}_2}{\rm{Fe}}{{\rm{O}}_4}$

${\rm{F}}{{\rm{e}}_2}{{\rm{O}}_3}$

${\rm{Fe}}{\left( {{\rm{CO}}} \right)_5}$

${\left[ {{\rm{Cu}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_4}} \right]^{2 + }}$

${\left[ {{\rm{Zn}}{{\left( {{\rm{OH}}} \right)}_4}} \right]^{2 - }}$

${\left[ {{\rm{Hg}}{{\rm{I}}_4}} \right]^{2 - }}$

${\rm{Fe}}{\left( {{\rm{CO}}} \right)_5}$

Hexammine platinum (IV) chloride

Chloropenta ammine platinum (IV) chloride

Dichloro tetrammine platinum (IV) chloride

Trichloro triammine platinum (IV) chloride

2

3

4

5

${\rm{C}}{{\rm{r}}^{3 + }}$

${\rm{F}}{{\rm{e}}^{3 + }}$

${\rm{F}}{{\rm{e}}^{2 + }}$

All of these

EDTA forms a 1:1 complex with Mg^{2+}.

The Mg-EDTA complex is stable.

EDTA does not form a complex with Mg^{2+}.

The formation of the Mg-EDTA complex reduces free Mg^{2+} ion concentration.

${\rm{C}}{{\rm{d}}^ + },{\rm{\;C}}{{\rm{N}}^{1 - }}$

${\rm{C}}{{\rm{d}}^{2 + }},{\rm{\;C}}{{\rm{N}}^{1 - }}$

${\rm{C}}{{\rm{d}}^{2 + }},{\rm{\;C}}{{\rm{N}}^{4 - }}$

${\rm{C}}{{\rm{d}}^{2 + }},{\rm{\;C}}{{\rm{N}}^{2 - }}$