Multiple Choice QuestionsThe name of complex ion, [Fe(CN)6]3- is
hexacyanoiron (III) ion
hexacyanitoferrate (III) ion
tricyanoferrate (III) ion
tricyanoferrate (III) ion
Which of the following carbonyl will have the strongest C- O bond?
(Mn(CO)6+
Cr(CO)6
V (CO)6-
V (CO)6-
The pair of species of oxygen and their magnetic behaviours are noted below. Which of the following presents the correct description?
C.
As O2+, O2, O2-, O and O+ have unpaired electrons, hence are paramagnetic. The species which have unpaired electrons has paramagnetic behaviour.
Which of the following complex compounds will exhibit highest paramagnetic behaviour ?
At. no. : Ti = 22, Cr = 24, Co = 27, Zn = 30
[Ti(NH3)6]3+
[Cr(NH3)6]3+
[Co(NH3)6]3+
[Co(NH3)6]3+
Number of possible isomers for the complex [Co(en)2Cl2]Cl will be
(en =ethylenediamine)
2
1
3
3
The hybridization involved in complex [Ni(CN)4]2- is (Atomic number of Ni = 28)
dsp2
sp3
d2sp3
d2sp3
Which of the following complex ions is not expected to absorb visible light?
[Ni(CN)4]2-
[Cr(NH3)6]3+
[Fe(H2O)6]2+
[Fe(H2O)6]2+
Crystal field stabilisation energy for high spin d4 octahedral complex is
-1.8 Δo
-1.6 Δo + P
-1.2 Δo
-1.2 Δo
The existence of two different coloured complexes with the composition of [Co(NH3)4Cl2]+ is due to
linkage isomerism
geometrical isomerism
Coordination isomerism
Coordination isomerism
Which one of the following complexes is not expected to exhibit isomerism?
[Ni(NH3)(H2O)2]2+
[Pt(NH3)2Cl2]
[Ni(NH3)2Cl2]
[Ni(NH3)2Cl2]
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