Coordination compounds

The compound having lowest oxdation state of iron is

• K₄[Fe(CN)₆]

• K₂FeO₄

• [Fe(CO)₅]

• K₃[Fe(CN)₆]

The IUPAC name of the compound [Cu (NH₃)₄](NO₃)₂ is :

• Cuprammonium nitrate

• Tetraammine copper (II) dinitrate

• Tetraammine copper (II) nitrate

• Tetraammine copper (III) dinitrate

The sum of coordination number and oxidation number of the metal M in the complex [M(en)₂ C₂O₄] Cl are

• 6

• 7

• 8

• 9

IUPAC name of [Pt(NH3)2Cl(NO2)] is

• Platinum diamminechloronitrite (II)

• Chloronitrito-N-ammineplatinum

• Diamminechloridonitrito-N-platinum (II)

• Diamminechloronitrito-N-plantinate (II)

In the complex [E(en)2(C2O4)]NO2 (where (en) is ethylenediamine) _______are the coordination number and the oxidation state of the element ‘E’ respectively.

• 6 and 2

• 2 and 2

• 4 and 3

• 6 and 3

A complex compound in which the oxidation number of a metal is zero is

• K4 [Fe (CN)6]

• K3 [Fe (CN)6]

• [Ni (CO)4]

• [Pl (NH3 )4]Cl2

A ligand can also be regarded as

• Lewis acid

• Bronsted base

• Lewis base

• Bronsted acid

The correct IUPAC name of [Pt(NH₃)₂Cl₂] is

• Diamminedichloridoplatinum (II)

• Diamminedichloridoplatinum (IV)

• Diamminedichloridoplatinum (IV)

• Dichloridodiammineplatinum (IV)

Which of the following species is not expected to be a ligand

• NO

• NH₄⁺

• NH₂CH₂CH₂NH₂

• CO

The IUPAC name of K2 [Ni (CN)4] is

• Potassium tetracyanatonickelate (II)

• Potassium tetracyanonickelate (III)

• Potassium tetracyanonickel (III)

• Potassium tetracyanatonickel (II)