Which one of the following statement 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 iron (III) oxide to iron
The formula of dichlorobis (urea) copper (II) is
[Cu{O=C(NH2)2Cl}]Cl
[CuCl2{O=C(NH2)2}2]
[Cu{O=C(NH2)2}]Cl2
[CuCl2{O=C(NH2)2H2}]
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
Coordination number of Ni in [Ni(C2O4)3]4- is
3
6
4
2
The number of geometrical isomers for [Pt(NH3)2]Cl2 is
1
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
The structure and hybridisation of Si(CH3)4 is
octahedral, sp3d
tetrahedral, sp3
bent, sp
trigonal, sp2
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
Shape of Fe(CO)5 is
octahedral
square planar
trigonal bipyramidal
square pyramidal
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
