The low spin complex among the following is:
1. | \(\mathrm{Fe}(\mathrm{CN})_6^{3-} \) | 2. | \(\mathrm{Co}\left(\mathrm{NO}_2\right)_6^{3-} \) |
3. | \(\mathrm{Mn}(\mathrm{CN})_6^{3-} \) | 4. | All of the above |
Complexes with halide ligands are generally:
1. High spin complexes.
2. Low spin complexes.
3. Both high spin and low spin complexes.
4. None of the above.
If 1/3rd of the total chlorine of the compound is precipitated by adding AgNO3 to its aqueous solution, then the most likely structure of CrCl3.6H2O among the following is:
1. | CrCl3.6H2O | 2. | [Cr(H2O)3Cl3](H2O)3 |
3. | [CrCl2(H2O)4]Cl.2H2O | 4. | [CrCl.(H2O)5]Cl2.H2O |
The correct statement among the following is:
1. | If ∆0 < P, low spin state is more stable. |
2. | CO is a very weak ligand. |
3. | The colour of a complex depends only on the nature of metal ion. |
4. | CO is a weak base but strong ligand. |
The complex that does not have a tetrahedral shape is:
1.
2.
3.
4.
The complex that contains only one unpaired electron is:
1. [CoF6]3-
2. [Co(C2O4)3]3-
3. [Fe(CN)6]3-
4. [MnCl6]3-
Total geometrical isomers possible for [Pd2+(NH2-CH(CH3)-CO2-)2]0 are -
1. 2
2. 3
3. 4
4. 6
Isomerism exhibited by [Co(EDTA)]- is/are:
1. Optical & geometrical isomerism.
2. Geometrical isomerism.
3. Optical isomerism.
4. No isomerism is exhibited by [Co(EDTA)]-
The total number of possible co-ordination isomers for the following compounds are:
1. 4, 4, 4
2. 2, 2, 2
3. 2, 2, 4
4. 4, 2, 4
Which of the following complex ions is Bronsted-Lowry acid?
1. [Cu(NH3)4]2+
2. [FeCl4]-
3. [Fe(H2O)6]3+
4. [Zn(OH)4]2-