Coordination compound

Coordination compound

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Coordination compound : IUPAC name

Solved Examples:

1)  K4[Fe (CN)6]

 Oxidation  number of Fe = x

4(+1) + x +6(-1) = 0

x= +2

Potassium hexacyano ferrate (II)


2)  [Ag(NH3)2]Cl

Oxidation  number of  Ag = x

x +2(0) + 1( -1) =0

x =+1

Diamine Silver (I) chloride


3)  [Cu(NH3)4]SO4

Oxidation  number of Cu = x

x +4(0) +1( -2) =0

x =+2

Tetraamine copper (II) sulphate


4)  Fe4[Fe(CN)6]3

Oxidation  number of Fe = x

4( +3) +[x +6(-1) ]3 =0

12 +3x-18 =0

x =+2

Ferric hexa cyano ferrate (II)


5)  [Co(NH3)6]Cl3

Oxidation  number of Co = x

x +6(0) +3(-1) =0

x =+3

Hexa amine cobalt (III) chloride


6)  [Co(NH3)5Cl]Cl2

Oxidation  number of Co = x

x +5(0)+1( -1)+2(-1) =0

x =+3

Penta amine chloro Cobalt (III) chloride


7)  K2[Ni(CN)4]

Oxidation  number of Ni = x

2(+1)+x +4(-1) =0

+2 +x -4 =0

x =+2

Potassium tetra cyano nickelate (II)


8)  Na[Ag(CN)2]

Oxidation  number of Ag = x

+1+x +2(-1)  =0

x =+1

Sodium dicyano  argentate (I)


9)  [Cu(NH3)2]Cl

Oxidation  number of Cu = x

x +2 (0) +1 (-1 )=0

x =+1

Diamine Copper(I) chloride


10)  Na4[Ni(CN)4]

Oxidation  number of Ni = x

4(+1)+x +4(-1)  =0

x =0

Sodium tetra cyano Nickelate (O)


11)  Na3[Co(C2O4)3]

Oxidation  number of Co = x

3(+1)+x +3(-2)  =0

x =+3

Sodium trioxalato cobaltate(III)


12) K3[Fe(CN)6]

Oxidation  number of Fe = x

3(+!) +x +6( -1) =0

x =+3

Potassium hexa cyano ferrate (III)


13)  Ni[(CO)4]

Oxidation  number of Ni = x

x +4(0)  =0

x =0

Tetra carbonyl Nickel (0)


14)  [Fe(CO)5]

Oxidation  number of Fe = x

x +5(0)  =0

x =0

Penta carbonyl Iron (0)


15)  [CoCl (NH3)5]Cl2

Oxidation  number of Co = x

x +1(-1) +5(0) +2(-1) =0

x =+3

Penta amine chloro Cobalt (III) chloride


16)  [Co(NH3)4Cl2]Cl

Oxidation  number of Co = x

x +4(0) +2(-1)+1( -1 ) =0

x =+3

Tetra amine dichloro Cobalt (III) chloride


17)  [Co(NH3)5(H2O)] Cl3

 Oxidation  number of Co = x

x +5 x 0 + 1 x0 +3(-1) = 0

x= +3

Penta amine aqua Cobalt (III) Chloride


18)  [Cr(en)2Cl2]+

x +2 x 0 +2 (-1) = +1

x =+3

Dichloro bis- (ethylenediamine) Chromium (III) ion


19) [Pt (NH3)2 Br2]

x + 2 x 0 +2 (-1) =0

x = +2

Diamine dibromo Platinum (II)


20) [Pt (NH3)4 Br2]2+

x + 4 x 0 +2 (-1) =+2

x = +4

Tetra amine dibromo Platinum (IV) ion


21) [Co(ONO) (NH3)5]Cl2

x + 1(-1) +5 x 0 +2 (-1) =0

x =+3

Penta amine nitrito Cobalt (III) Chloride


22)  [Co(NCS) (NH3)5]Cl2

x + 1(-1) +5 x 0 +2 (-1) =0

x =+3

Penta amine  isothiocyanato  Cobalt (III) Chloride


23) [ Al (H2O)5 (OH)]2+

x + 5 x 0 +1 (-1) =+2

x = +3

Penta aqua hydroxo Aluminium (III) ion


24) [Cr (en)2 Cl2]+

x + 2 x 0 + 2 (-1) =+1

x = +3

Dichloro bis-(ethylenediamine) Chromium (III) ion


25 ) [Mo (en)2 (ONO)2]+

x + 2 x 0 +2 (-1) = +1

x = +3

Bis- (ethylenediamine) di nitrito Molybdenum (III) ion


26) K3[Fe (C2O4)3]

3(+1) +x +3(-2) =0

+3 + x -6 =0

x =+3

Potassium tri oxalato Ferrate (III)