Among the following compounds, the paramagnetic compound with two unpaired electrons is:
1. K3[Fe(CN)6]
2. K2[NiCl]4
3. K2[CoCl4]
4. Na2[Ni(CN)4]
The geometry and magnetic behaviour of the complex [Ni(CO)4] respectively are:
1. Square planar and diamagnetic.
2. Tetrahedral and diamagnetic.
3. Square planar and paramagnetic.
4. Tetrahedral and paramagnetic.
Number of possible isomers for the complex [Co(en)2Cl2]Cl will be:
(en=ethylenediamine)
1. | 2 | 2. | 1 |
3. | 3 | 4. | 4 |
The IUPAC name for complex ion, [Fe(CN)6]3- is:
1. | Hexacyanoiron(III) ion | 2. | Hexacyanitoferrate(III) ion |
3. | Tricynoferrate(III) ion | 4. | Hexacyanidoferrate(III) ion |
A paramagnetic ion among the following, forms an outer orbital complex is:
1.
2.
3.
4.
Which among the following is a diamagnetic complex?
1.
2.
3.
4.
The complex ion among the following that cannot absorb visible light is:
1. [Ni(CN)4]2-
2. [Cr(NH3)6]3+
3. [Fe(H2O)6]2+
4. [Ni(H2O)6]2+
The existence of two different coloured complexes with the composition of [Co(NH3)4Cl2]+ is due to:
1. | Linkage isomerism | 2. | Geometrical isomerism |
3. | Coordination isomerism | 4. | Ionisation isomerism |