The incorrect option among the following is:
1. | [Co(NO2)(H2O)(en)2]Cl2, [CoCl(NO2)(en)2]Cl·H2O | Hydrate isomerism |
2. | [Cu(NH3)4[PtCl4], [CuCl(NH3)3][PtCl3(NH3)] | Co-ordination isomerism |
3. | [Ni(CN)(H2O)(NH3)4]Cl, [NiCl(H2O)(NH3)4]CN | Ionization isomerism |
4. | [Cr(NO2)(NH3)5][ZnCl4], [Cr(NO3)(NH3)5][ZnCl4] | Linkage isomerism |
The electronic arrangement of an octahedral complex with a configuration, if ∆0 < pairing energy is:
1.
2.
3.
4.
[Co(NH3)4(NO2)2]Cl can show:
1. | Linkage isomerism, ionization isomerism and optical isomerism. |
2. | Linkage isomerism, ionization isomerism and geometrical isomerism. |
3. | Ionisation isomerism, geometrical isomerism and optical isomerism. |
4. | Ionisation isomerism, geometrical isomerism and optical isomerism. |
The complex that is used as an anticancer agent is:
1. mer-[Co(NH3)3Cl3
2. cis-[PtCl2(NH3)2]
3. cis-K2[PtCl2 Br2]
4. Na2CoCl4
The correct statement among the following about [Co(CN)6]3- is :
1. | It has no unpaired electrons and will be in a low-spin configuration |
2. | It has four unpaired electrons and will be in a low-spin configuration |
3. | It has four unpaired electrons and will be in a high-spin configuration |
4. | It has no unpaired electrons and will be in a high-spin configuration |
The correct statement, among the following, regarding [Mn(CN)6]3- is:
1. It is sp3d2 hybridised and octahedral in shape
2. It is sp3d2 hybridised and tetrahedral in shape
3. It is d2sp3 hybridised and octahedral in shape
4. It is dsp2 hybridised and square planar in shape
The sum of the coordination number and oxidation number of the metal M in the complex [M(en)2(C2O4)]Cl is:
1. | 9 | 2. | 6 |
3. | 7 | 4. | 8 |
An ion, among the following, that has a magnetic moment of 2.84 BM is:
(At. no. Ni = 28, Ti = 22, Cr = 24, Co = 27)
1. Ni2+
2. Ti3+
3. Cr2+
4. Co2+
Cobalt(III) chloride forms several octahedral complexes with ammonia.
A compound among the following that does not give a test for chloride ions with silver nitrate at 25 °C is:
1. | CoCl3. 3NH3 | 2. | CoCl3. 4NH3 |
3. | CoCl3. 5NH3 | 4. | CoCl3. 6NH3 |
The species that cannot act as an ambidentate ligand is:
1. | \(\mathrm{CN}^-\) | 2. | \(\mathrm{NO}^-_2\) |
3. | \(\mathrm{SCN}^-\) | 4. | \(\mathrm{NH_3}\) |