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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Number of isomers of [Pt (NH3)4] [CuCl4] complex are:

1. 2 2. 3
3. 4 4. 5
Subtopic:  Isomerism in Coordination Compounds |
From NCERT
AIPMT - 1998
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The IUPAC name of [Co(NH3)3ClBrNO2] will be:

1. Triamminebromochloronitrocobaltate (III)
2. Triamminebromochloronitrocobalt (III)
3. Triamminebromonitrochlorocobalt (III)
4. Triamminenitrobromochlorocobalt (III)

Subtopic:  Isomerism in Coordination Compounds |
 78%
From NCERT
AIPMT - 1998
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[Cu(NH3)4]+2 reacts with HNO3 in excess of water and gives: 

1. Cu(OH)2

2. Cu(NO3)2

3. Cu(H2O)-2

4. None of the above 

Subtopic:  Introduction, Classification and Nomenclature |
 62%
AIPMT - 1999
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In [Cr(NH3)6](Br)3, number of unpaired electrons in Cr is:

1. 4 2. 3
3. 1 4. 2
Subtopic:  VBT, CFT & their Limitations |
 76%
From NCERT
AIPMT - 1999
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In a quantitative analysis of second group in the lab, H2S gas is passed in an acidic medium for ppt. When Cu+2 and Cd+2 react with KCN, then in which of the following conditions will a precipitate not be formed due to relative stability:
 

1. K2[Cu(CN)4] – More stable
K2[Cd(CN)4] – Less stable
2. K2[Cu(CN)4] – Less stable
K2[Cd(CN)4] – More stable
3. K3[Cu(CN)4] – More stable
K2[Cd(CN)4] – Less stable
4. K3[Cu(CN)4] – Less stable
K3[Cd(CN)4] – More stable
Subtopic:  VBT, CFT & their Limitations |
AIPMT - 2000
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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 |
 73%
From NCERT
AIPMT - 2000
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Mg is present in:

1. Chlorophyll 2. Haemoglobin
3. Vitamin-B12 4. Vitamin-B
Subtopic:  Organometallic Complexes & their Uses |
 93%
From NCERT
AIPMT - 2000
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The coordination compound that will give four isomers is:

1. [Fe(en)3]Cl3

2. [Co(en)2Cl2]Cl

3. [Fe(PPh3)3NH3ClBr]Cl

4. [Co(PPh3)3Cl]Cl3

Subtopic:  Isomerism in Coordination Compounds |
 65%
From NCERT
AIPMT - 2000
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The coordination compound that gives the maximum number of isomers is:

1. [Co(NH3)4Cl2]

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

3. [Ni(C2O4)(en)2]

4. [Cr(SCN)2(NH3)4]+

Subtopic:  Isomerism in Coordination Compounds |
From NCERT
AIPMT - 2001
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