The complex ion [Co(NH3)6]3+ is formed by sp3d2 hybridisation. Hence, the ion should posses
octahedral geometry
tetrahedral geometry
square planar geometry
tetragonal geometry
IUPAC name of [Pt(NH3)3 (Br) (NO2)CI] Cl is
triamminebromochloronitroplatinum chloride
triamminebromonitrochloroplatinum chloride
triamminechlorobromonitroplatinum chloride
triamminenitrochlorobromoplatinum chloride
Shape of Fe(CO)5 is
octahedral
square planar
trigonal bipyramidal
square pyramidal
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[Cu(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[Cd(CN)4] : more stable
K2[Cu(CN)4] : more stable and K2[Cd(CN)4] : less stable
Which of the following organometallic compounds is σ and π bonded ?
[Fe(η5 - C5H5)2]
K[PtCl3(η2 - C2H4)]
[Co(Co)5NH3]2+
Fe(CH3)3
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
Which of the following ligands is expected to be bidentate?
CH3NH2
CH3C≡N
Br
The number of geometrical isomers for [Pt(NH3)2]Cl2 is
3
4
1
2
The coordination number and oxidation state of Cr in K3[Cr(C2O4)3] are respectively
3 and +3
3 and 0
6 and +3
4 and +2
