The correct order of increasing field strength of ligands is:

1. SCNFCNC2O42-

2. FSCNC2O42CN-

3. CNC2O42SCNF-

4. SCNFC2O42CN-

Subtopic:  Ligands |
 55%
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NEET - 2020
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The crystal field stabilization energy (CFSE) for [CoCl6]4- is 18000 cm-1.
The CFSE for [CoCl4]2-  will be:

1. 6000 cm-1

2. 16000 cm-1

3. 18000 cm-1

4. 8000 cm-1

Subtopic:  VBT, CFT & their Limitations |
 68%
From NCERT
NEET - 2019
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Identify the complex among the following that is not expected to exhibit isomerism:
 

1. [Pt(NH3)2Cl2]

2. [Ni(NH3)2Cl2]

3. [Ni(en)3]2+

4. [Ni(NH3)4(H2O)2]2+

Subtopic:  Isomerism in Coordination Compounds |
From NCERT
AIPMT - 2010
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The carbonyl compound with the strongest C-O bond is:

1. Fe(CO)5

2. [Mn(CO)6]+

3. Cr(CO)6

4. [V(CO)6]-

Subtopic:  VBT, CFT & their Limitations |
 59%
From NCERT
AIPMT - 2011
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Among the given complex, the complex having the highest paramagnetic behaviour is:
(At. No. Ti = 22, Cr = 24, Co = 27, Zn = 30)

1. ZnNH362+

2. TiNH363+

3. CrNH363+

4. CoNH363+

Subtopic:  VBT, CFT & their Limitations |
 57%
From NCERT
AIPMT - 2011
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Which one of the following pair represents stereoisomerism:

1. Linkage isomerism and Geometrical isomerism

2. Chain isomerism and Rotational isomerism

3. Optical isomerism and Geometrical isomerism

4. Structural isomerism and Geometrical isomerism

Subtopic:  Isomerism in Coordination Compounds |
 89%
From NCERT
AIPMT - 2005
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A complex compound is formed by ligands nitrate and chloride. It gives two moles of AgCl precipitate with AgNO3. What will its formula be? 

1. [Co(NH3)5NO3]Cl2

2. [Co(NH3)5Cl]NO3Cl

3. [Co(NH3)4Cl2]NO3

4. [Co(NH3)4ClNO3]Cl

Subtopic:  Introduction, Classification and Nomenclature |
 84%
From NCERT
AIPMT - 1998
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The shape of Fe(CO)5 is:

1. Octahedral 2. Square planar
3. Trigonal bipyramidal 4. Square pyramidal
Subtopic:  Organometallic Complexes & their Uses |
 72%
From NCERT
AIPMT - 2000
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Which one of the following is expected to exhibit optical isomerism?
(en = ethylenediamine)

1. cis-[Pt(NH3)2Cl2]  

2. cis-[Co(en)2Cl2]

3. trans−[Co(en)2Cl2]

4. trans−[Pt(NH3)2Cl2]

Subtopic:  Isomerism in Coordination Compounds |
 69%
From NCERT
AIPMT - 2005
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Mg is present in:

1. Chlorophyll 2. Haemoglobin
3. Vitamin-B12 4. Vitamin-B
Subtopic:  Organometallic Complexes & their Uses |
 94%
From NCERT
AIPMT - 2000
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