ONLINE TEST - Coordination Compounds and Bio-coordination Compounds - EM

This Quiz is a Simple test for +2 Science group students which contain Questions asked from March - 2006 to March - 2017 in Coordination Compounds and Bio-coordination Compounds. Just participate in it and test your skill.

1. [FeF6]^{4 –} is paramagnetic because, F ^– is a ________
weaker ligand
stronger ligand
flexidentate ligand
chelating ligand


2. An example of a bidentate ligand is
NO2–
NO3–
en
SO4–2


3. An example of a chelating ligand is
Chloro
Bromo
en
NO2– / nitro


4. An example of ambidentate ligand is
Cl–
NO2–
H2O
NH3


5. In [Fe(CN)6]^{4 –} the central metal ion is
Fe
Fe2+
Fe3+
(CN) –


6. The co-ordination number of Cr(III) in [Cr(H2O)4Cl2]Cl . 2H2O is
3
4
6
2


7. The coordination number of Ni (II) in [Ni(CN)4]^{2 –} is
2
4
5
6


8. The oxidation number of Nickel in the complex ion, [NiCl4]^2– is
+ 1
– 1
+ 2
– 2


9. The coordination number of Nickel in the complex ion [NiCl4]^2– is
+ 1
+ 4
+ 2
+ 6


10. The geometry of [Fe(CN)6]^{4 –} is
Tetrahedral
Square Planar
Octahedral
Triangular


11. The geometry of [Ni(CN)4]^{2 –} is
Tetrahedral
Square Planar
Triangular
Octahedral


12. The type of isomerism found in the complexes [Pt(NH₃)₄][CuCl₄] and [PtCl₄][Cu(NH₃)₄] is
ionization isomerism
co-ordination isomerism
linkage isomerism
ligand isomerism


13. Which of the following is cationic complex?
K4[Fe(CN)6]
[Cu(NH3)4]2+
K3[Cr(C2O4)3]
K3[Fe(CN)6]


14. Which is not an anionic complex?
[Cu(NH3)4]Cl2
K4[Fe(CN)6]
K3[Fe(CN)6]
[NiCl4]2–


15. The unit of paramagnetic moment is
debye
k joules
BM
ergs


16. The type of isomerism found in the complexes [Co(NO2)(NH3)5]SO4 and [Co(SO4)(NH3)5]NO2  is
Hydrate isomerism
Coordination isomerism
Linkage isomerism
Ionisation isomerism


17. The name of [Pt^IV(NH3)2Cl2]²⁺ is
Diamminedichloroplatinum(IV) ion
Diamminedichloroplanitate(IV)
Diamminedichloroplatinum
Dichlorodiammineplatinum(IV) ion


18. For a compound K4[Fe(CN)6] → 4K⁺ + [Fe(CN)6]^4–, the complex ion is
K+
CN–
FeII
[Fe(CN)6]4–


19. The geometry of [Cu(NH3)4]²⁺ complex ion
Linear
Tetrahedral
Square planar
Angular


20. Valence bond theory does not explain the property of complex compound
geometry
magnetic
nature of ligand
colour


21. Which a double salt
K2SO4.Al2(SO4)3.24H2O
NaCl
K4[Fe(CN)6]
KCl


22. Chlorophyll is a__________complex
Magnesium-Porphyrin
Iron-Porphyrin
Copper-Porphyrin
Nickel-Porphyrin


23. A metal ion from the first transition series forms an octahedral complex with magnetic moment of 4.9 BM and another octahedral complex which is diamagnetic. The metal ion is
Fe2+
Co2+
Mn2+
Ni2+


24. The function of Ferredoxin is
photosynthesis
storage and transport of oxygen
electron transfer
sensitiser


25. Cis-[Pt(NH3)2Cl2] is used as
Antidote for heavy metal poisoning
synthetic detergent
Anti tumour drug
Masking agent


26. An example of a complex compound having coordination number 4
K4[Fe(CN)6]
[Co(en)3]Cl3
[Fe(H2O)6]Cl3
[Cu(NH3)4]Cl2

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