Coordination Compounds

Short Answer Type

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Write the formula of the first f-block organometallic synthesised.

F-block metallocenes is tris(cyclopentadienyl) lanthanide complexes, (C5H5)3Ln (Ln = La, Ce, Pr, Nd, Sm and Gd).

Where C5Me = Pentamethyl cyclopentadieny.
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    Write down the IUPAC names of the following compounds:
    (i) [Co(NH3)5ONO]Cl2,    (ii) K3[Cr(CN)6]        
    (iii) [Cr(NH3)5CO3]Cl
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    Which part of the d-block metals forms stable metal carbonyls?

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    What is the oxidation state of the metal in the following coordiantion compound?
    (i) Ni in Ni(CO)4    (ii) Co in [Co(CO) 4]–

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    If the geometry of [PtCl4]2– is square planar, which orbitals of Pt are involved in the bonding?

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    How many moles of ions are formed when one mole of the complex, [Co(NH3)4Cl2]Cl is completely dissociated into ions?

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    What is the charge on the complex of Pt2+ in which the ligands are - one water molecule, one pyridine molecule and one ethylene diamine molecule?

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    Write formula of the following complexes:
    (i) Penta amine chlorocobalt(II)
    (ii) Lithium tetrahydro aluminate(III).

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    Name the type of isomerism that occurs in complexes in which both cation and anion are complex ions.

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    Which of the following will give white precipitate with AgNO3 solution:
    [Pt(NH3)2Cl4],   K[Pt(NH3)Cl5],    [Pt(NH3)3 Cl3]Cl?

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