Coordination Chemistry Quiz

IUPAC name of [Pt(NH3)3 Br (NO2) Cl]Cl is

• Triamminechlorodibromidoplatinum(IV)chloride

• Triamminechloridobromidonitrochloride-platinum (IV) chloride

• Triamminebromidochloridonitrito-N-platinum (IV) chloride

• Triamminenitrochlorobromoplatinum (IV) chloride

Coordination number of Pt in [Pt(en)2Cl2] are

• 4

• 6

• 8

• 5

Which of the following has square planar structure?

• [NiCl4]2-

• [Ni(CO)4]

• [Ni(CN)4]2-

• None of these

Which of the following will not give test for Cl– with AgNO3(aq) at 25°C?

• COCl3.5NH3

• COCl3.6NH3

• COCl3.3NH3

• COCl3.4NH3

Pick out the correct statement with respect to [Mn(CN)6]4-

• It is sp2d2 hybridized, tetrahedral and paramagnetic

• It is d2sp3 hybridized, octahedral and paramagnetic

• It is dsp2 hybridized, square planar and paramagnetic

• It is sp3d2 hybridized octahedral and diamagnetic

The pair having the same magnetic moment is- (At No. Cr = 24, Mn = 25, Fe = 26, Co = 27)

• [Cr(H2O)6]2+ and [CoCl4]2-

• [Cr(H2O)6]2+ and [Fe (H2O)6]2+

• [Mn(H2O)6]2+ and[Cr(H2O)6]2+

• [COCl4]2- and [Fe(H2O)6]2+

The stabilization of coordination compounds due to chelation is called the chelate effect. Which of the following is the most stable complex species?

• [Fe(CO)5]

• [Fe(CN)6]3-

• [Fe(C2O4)3]3-

• [Fe(H2O)6]3+

The correct IUPAC name of the coordination compound K3[Fe(CN)5NO] is

• Potassium pentacyanonitrosylferrate (II)

• Potassium pentacyanonitroferrate (II)

• Potassium nitritopentacyanoferrate (IV)

• Potassium nitritepentacynanoiron (II)

Correct formulae of Tetraamminechloridoonitrito-N-platinum (IV) sulphate can be written as

• [Pt(NH3)4 (ONO) Cl]SO4

• [Pt(NH3)4Cl2NO2]2

• [Pt(NH3)4 (NO2) Cl]SO4

• [PtCl(ONO)NH3(SO4)]

Which of the following is hexadentate ligand?

• diene

• CN-

• en

• EDTA