The existence of two different coloured complexes with the composition of [Co(NH3)4Cl2]+ is due to:
1. | Linkage isomerism | 2. | Geometrical isomerism |
3. | Coordination isomerism | 4. | Ionisation isomerism |
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Which of the following complexes exhibits the highest paramagnetic behavior ?
where gly = glycine, en = ethylene Jiamine and bpy = bipyridyl moieties
(At no : Ti= 22 V = 21! Fe = 26, Co = 27)
1.
2.
3.
4.
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In which of the following coordination entities the magnitude of \(\Delta_{oct}\)(CFSE in the octahedral field) will be maximum?
(Atomic number Co = 27)
1.
2. [Co(NH3)6]3+
3.
4.
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Which of the following will give a pair of enantiomorphs?
(en = NH2 CH2CH2 NH2)
1.
2.
3.
4.
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[Co(NH3)4(NO2)2]Cl exhibits :
1. Linkage isomerism, ionization isomerism and optical isomerism
2. Linkage isomerism, ionization isomerism and geometrical isomerism
3. Ionization isomerism,geometrical isomerism and optical isomerism
4. Linkage isomerism, geometrical isomerism and optical isomerism
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What is the correct electronic configuration of the central atom in based on crystal field theory?
1.
2.
3.
4.
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Which of the following system has maximum number of unpaired electrones –
1. d (Octahedral, low spin)
2. d (Tetrahedral)
3. d (Octahedral, low spin)
4. d (Octahedral)
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A complex shown below can exhibit –
1. Geometrical isomerism only
2. Optical isomerism only
3. Both Optical and geometrical isomerism
4. None of the above
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