The primary valencies are ionizable, while secondary valencies are non-ionizable

Both primary and secondary valencies are ionizable

Only secondary valencies are ionizable

Neither primary nor secondary valencies are ionizable

$\left[ {{\rm{Cu}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_4}} \right]{\rm{S}}{{\rm{O}}_4}$

$\left[ {{\rm{Pt}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_2}{\rm{C}}{{\rm{l}}_2}} \right]$

$\left[ {{\rm{Ni}}{{\left( {{\rm{CO}}} \right)}_4}} \right]$

${{\rm{K}}_3}\left[ {{\rm{Fe}}{{\left( {{\rm{CN}}} \right)}_6}} \right]$

$CoCl_3.4NH_3$

$CoCl_3.5NH_3$

$CoCl_3.6NH_3$

All produce equal amounts

Potassium ferrocyanide

Potassium ferricyanide

Nickel carbonyl

Cobalt(III) hexaammine chloride

$287 imes {10^{ - 3}}$

$143.5 imes {10^{ - 3}}$

$143.5 imes {10^{ - 2}}$

$287 imes {10^{ - 2}}$

$\left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_6}} \right]{\rm{C}}{{\rm{l}}_3}$

$\left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_5}{\rm{Cl}}} \right]{\rm{C}}{{\rm{l}}_2}$

$\left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_4}{\rm{C}}{{\rm{l}}_2}} \right]{\rm{Cl}}$

$\left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_3}{\rm{C}}{{\rm{l}}_3}} \right]$

+2

+3

+4

+5

heteroleptic complex

homoleptic complex

neutral complex

polynuclear complex

35

27

33

36

Paramagnetic

Diamagnetic

Ferromagnetic

Antiferromagnetic

1, 2, 3

3, 2, 1

2, 1, 3

1, 3, 2