The number of possible isomers for the complex Coen2Cl2Cl will be (en=ethylenediamine):

1. 2

2. 1

3. 3

4. 4

Subtopic:  Isomerism in Coordination Compounds |
 62%
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NEET - 2015
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The hybridization involved in the complex NiCN42-is:
(Atomic number of Ni=28)

1. dsp2

2. sp3

3. d2sp2

4. d2sp3

Subtopic:  VBT, CFT & their Limitations |
 81%
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NEET - 2015
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An ion, among the following, that has a magnetic moment of 2.84 BM is:
(At. no. Ni = 28, Ti = 22, Cr = 24, Co = 27)

1. Ni2+
2. Ti3+
3. Cr2+
4. Co2+

Subtopic:  VBT, CFT & their Limitations |
 79%
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NEET - 2015
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Cobalt(III) chloride forms several octahedral complexes with ammonia.
A compound among the following that does not give a test for chloride ions with silver nitrate at 25 °C is:

1. CoCl3. 3NH3 2. CoCl3. 4NH3
3. CoCl3. 5NH3 4. CoCl3. 6NH3
Subtopic:  Introduction, Classification and Nomenclature |
 80%
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NEET - 2015
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An anticancer agent among the following is:

1. mer-[Co(NH3)3Cl]

2. cis-[PtCl2(NH3)2]

3. cis-K2[Pt Cl2Br2]

4. NH2CoCl4

Subtopic:  Isomerism in Coordination Compounds |
 91%
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AIPMT - 2014
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An excess of AgNO3 is added to 100 mL of a 0.01M solution of dichlorotetraaquachromium(III) chloride.
The number of moles of AgCl precipitated would be:
1. 0.002 2. 0.003
3. 0.01 4. 0.001
Subtopic:  Werner’s Theory |
 64%
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AIPMT - 2013
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The complexes [Co(NH3)6][Cr(CN)6] and [Cr(NH3)6][Co(CN)6] show:

1. Ionisation isomerism

2. Co-ordination isomerism

3. Geometrical isomerism

4. Linkage isomerism

Subtopic:  Isomerism in Coordination Compounds |
 87%
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AIPMT - 2011
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The number of geometrical isomers shown by PtPyNH3BrCl are:

1. 4 2. 0
3. 2 4. 3
Subtopic:  Isomerism in Coordination Compounds |
 68%
From NCERT
AIPMT - 2011
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The  complex ion that does not expected to absorb visible light is:

1. [Ni(CN)4]2-

2. [Cr(NH3)6]3+

3. [Fe(H2O)6]2+

4. [Ni(H2O)6]2+

Subtopic:  Organometallic Complexes & their Uses |
 76%
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AIPMT - 2010
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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

Subtopic:  Isomerism in Coordination Compounds |
 58%
From NCERT
AIPMT - 2010
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