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WorksheetsCoordination Compounds
Total questions: 30
Worksheet time: 35mins
This represents a complex of the geometry
octahedral
tetrahedral
square planar
none of these
Square planar has coordination number
4
6
3
2
Octahedral has coordination number
6
4
5
3
1. The donor sites of (EDTA)4- are ?
O atoms only
N atoms only
Two N and four O atoms
Three N and three O atoms
The compound having lowest oxdation state of iron is
K4[Fe(CN)6]
K2FeO4
[Fe(CO)5]
K3[Fe(CN)6]
In K4[Fe(CN)6] the number of unpaired electrons in iron are
0
2
3
5
The coordination compounds,[Co(NH3)6]3+, [Cr(CN)6]3- and [Cr(NH3)6]3+, [Co(CN)6]3- are examples of...
Linkage isomerism
Coordination isomerism
Ionization isomerism
Geometrical isomerism
A ligand can also be regarded as
Lewis acid
Bronsted base
Lewis base
Bronsted acid
Which one is a cationic complex?
K3[Fe(CN)6]
Na2[Ni(EDTA)]
[Co(en)2Cl2]Cl
K3[Fe(CN)5NO]
Which one is an anionic complex?
K[Ag(CN)2]
[Ag(NH3)2]Cl
[Ni(CO)4]
[Co(NH3)6]Cl3
Which one is a neutral ligand?
H2O
NH3
CO
All of these
In which of the following compounds an atom contributes both the electrons to form a bond?
Covalent compound
Ionic compounds
Co-ordination compounds
Organic compounds
K4[Fe(CN)6 ] is a :
double salt
complex compound
acid
base
The IUPAC name of the compound [Cu (NH3)4](NO3)2 is :
Tetraammine copper (II) nitrate
Tetraammine copper (III) nitrate
Tetraammine copper (II) nitrate
Cuprammonium nitrate
What is the coordination number of this complex?
2
3
4
6
In the coordination compound ,K4[Ni(CN)4], the oxidation state of nickel is
0
+1
-1
+2
NH2(CH2)2NH2 is
unidentate ligand
bidentate ligand
tridentate ligand
ambidentate ligand
-SCN- is an
unidentate ligand
bidentate ligand
tridentate ligand
ambidentate ligand
Which of the following species is not expected to be a ligand
NO
NH4+
NH2CH2CH2NH2
CO
The IUPAC name of K2 [Ni (CN)4] is
Potassium tetracyanatonickelate (II)
Potassium tetracyanonickelate (III)
Potassium tetracyanonickel (III)
Potassium tetracyanatonickel (II)
The IUPAC name of the complex [Co (NH3)4 Cl2] Cl is
dichloro tetraammine cobalt (III) chloride
tetraammine dichloro cobalt (III) chloride
tetraammine dichloro cobalt (II) chloride
tetraammine dichloro cobalt (IV) chloride
The central metal ion of K4[Fe(CN)6]
Fe+
Fe2+
Fe3+
Fe4+
Which one is a cationic complex?
K3[Fe(CN)6]
Na2[Ni(EDTA)]
[Co(en)2Cl2]Cl
K3[Fe(CN)5NO]
Which one is a neutral ligand?
H2O
NH3
CO
All of these
In a stereoisomer, ________ means "on the same side" and ______ means "across from."
cis; trans
cis; L
D; L
trans; cis
Compounds that are composed of the same number and type of atoms but have them arranged in different ways are ___________.
isomers
isotopes
polymers
alkanes
EDTA is a ................ligand
monodentate
bidentate
tetradentate
hexadentate
The IUPAC naming of NH3 is ..........
amine
ammine
aquo
imine
Who is the Father of coordination Chemistry?
Albert Einstein
Max Planck
Alfred Werner
Linus Pauling
