The correct representation of Potassium tris(oxalato)chromate(III) is:

1. K2Cr(C2O4)3
2. K3Cr(C2O4)3
3. K3Cr(C2O4)2
4. K2Cr(C2O4)4

Subtopic:  Introduction, Classification and Nomenclature |
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The complex that is used as an anticancer agent is:

1. mer-[Co(NH3)3Cl3         

2. cis-[PtCl2(NH3)2]

3. cis-K2[PtCl2 Br2]           

4. Na2CoCl4

Subtopic:  Introduction, Classification and Nomenclature |
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NEET - 2014
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IUPAC name of [Pt(NH3)3(Br)(NO2)Cl]Cl is:

1. Triamminebromidochloridonitroplatinum(IV)Chloride
2. Triamminebromonitrocholoroplatinum(IV)Chloride
3. Triamminechlorobromonitroplatinum(IV)Chloride
4. Triamminenitrochlorobromoplatinum(IV)Chloride

Subtopic:  Introduction, Classification and Nomenclature |
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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 |
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NEET - 2015
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The IUPAC name of [Cr(en)3]Cl3 is:

1. Triethylenediaminechromium (III) chloride
2. Tris(ethylenediammine)chromium (II) chloride
3. Tris(ethylenediammine)chromium (III) chloride
4. Tris(ethylenediamine)chromium (II) chloride
Subtopic:  Introduction, Classification and Nomenclature |
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Two complexes, PtCl4·2NH3 and PtCl4·2KCl, do not give a precipitate of AgCl when treated with AgNO3. They give zero and three moles of ions, respectively, in solutions for one mole of the complex.  The structural formulae of both complexes are:

1. PtCl2NH32Cl2 and K2PtCl6 

2. PtCl4NH32 and K2PtCl2NH32 

3. PtCl4NH32 and K2PtCl6 

4. PtCl4·2NH3 and PtCl4·2KCl 

Subtopic:  Introduction, Classification and Nomenclature |
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The sum of the coordination number and oxidation number of the metal M in the complex [M(en)2(C2O4)]Cl is:

1. 9 2. 6
3. 7 4. 8
Subtopic:  Introduction, Classification and Nomenclature |
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NEET - 2015
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2.335 g of compound X (empirical formal CoH12N4Cl3) upon treatment with excess AgNO3 solution produces 1.435 g of a white precipitate. The primary and secondary valences of cobalt in compound X, respectively are:

[Given Atomic mass: Co = 59, Cl = 35.5, Ag = 108]

1. 3, 6 2. 3, 4
3. 2, 4 4. 4, 3
Subtopic:  Introduction, Classification and Nomenclature |
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The correct IUPAC name for Mn3(CO)12 is:

1. Dodecacarbonylmanganate(0)

2. Dodecacarbonylmanganate(II)

3. Dodecacarbonyltrimanganese(0)

4. Manganicdodecacarbonyl0)

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The species that cannot act as an ambidentate ligand is:

1. \(\mathrm{CN}^-\) 2. \(\mathrm{NO}^-_2\)
3. \(\mathrm{SCN}^-\) 4. \(\mathrm{NH_3}\)
Subtopic:  Ligands |
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