Shape of Fe(CO)5 is
Octahedral
Square planar
Trigonal bipyramidal
Square pyramidal
Which of the following ligands is expected to be bidentate?
CH3NH2
CH3C ≡ N
Br
C2O2-4
IUPAC name of [Pt(NH3)3 (Br) (NO2) Cl] Cl is
Triamminebromochloronitroplatinum (IV) chloride
Triamminebromonitrochloplatinum (IV) chloride
Triamminechlorobromonitroplatinum (IV) chloride
Triamminenitrochlorobromoplatinum (IV) chloride
The structure and hybridisation of Si (CH3)4 is
Octahedral, sp3d
Tetrahedral, sp3
Bent, sp
Trigonal, sp2
Which one of the following statements is not correct?
Mercury (II) iodide dissolves in excess of potassium iodide solution
Tin (IV) chloride is made by dissolving tin solution in concentrated hydrochloric acid
Zinc dissolves in sodium hydroxide solution
Carbon monoxide reduces ion (III) oxide to iron
The number of geometrical isomers of the complex [Co(NO2)3(NH3)3] is
4
0
2
3
Coordination number of Ni in [Ni(C2O4)3]4- is
In metal carbonyl having general formula M(CO)x where, M = metal, x = 4 and the metal is bonded to
Carbon and oxygen
C ≡ O
Oxygen
Carbon
Atomic number of Cr and Fe are respectively 24 and 26, which of the following is paramagnetic with the spin of electron?
[Cr(CO)6]
[Fe(CO)5]
[Fe(CN)6]4-
[Cr(NH3)6]3+
In the separation of Cu2+ and Cd2+ of IInd group in qualitative analysis of cations, tetrammine copper (II) sulphate and tetrammine cadmium (II) sulphate react with KCN to form the corresponding cyano complexes, which one of the following pairs of the complexes and their relative stability enables the separation of Cu2+ and Cd2+?
K3[Cu(CN)4] : less stable and
K2[Cd(CN)4] : more stable
K3[Cu(CN)4] : more stable and
K2[Cd(CN)4] : less stable
K2[Cu(CN)4] : less stable and
K2[Cu(CN)4] : more stable and
