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प्रश्न
Give the oxidation state, d-orbital occupation and coordination number of the central metal ion in the following complex:
K3[Co(C2O4)3]
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उत्तर
Oxidation state = +3
Coordination number = 6
3d6 configuration = \[\ce{t^6_{2g}e^0_g}\]
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संबंधित प्रश्न
Give the oxidation state, d-orbital occupation and coordination number of the central metal ion in the following complex:
cis-[CrCl2(en)2]Cl
Give the oxidation state, d-orbital occupation and coordination number of the central metal ion in the following complex:
[Mn(H2O)6]SO4
IUPAC name of the following compound is
(a) 3 - Bromo- 3, 4- dimethylheptane
(b) 3, 4- dimethyl - 3- bromoheptane
(c) 5- Bromo- 4, 5- dimethylheptane
(d) 4, 5- dimethyl- 5- bromoheptane
Write the structures of compounds A, B and C in the following reactions
The coordination number of Cr in [Cr(NH3)3(H2O)3]Cl3 is ___________.
What is the coordination number of chromium in \[\ce{[Cr(NH3)2(H2O2)2]Cl3}\]?
Identify the correct statements for the behaviour of ethane-1, 2-diamine as a ligand.
(i) It is a neutral ligand.
(ii) It is a didentate ligand.
(iii) It is a chelating ligand.
(iv) It is a unidentate ligand.
Arrange the following complexes in the increasing order of conductivity of their solution:
[Co(NH3)3Cl3], [Co(NH3)4Cl2]Cl, [Co(NH3)6]Cl3, [Cr(NH3)5Cl]Cl2
Match the compounds given in Column I with the oxidation state of cobalt present in it (given in Column II) and assign the correct code:
| Column I (Compound) | Column II (Oxidation state of Co) |
| A. \[\ce{[Co(NCS)(NH3)5](SO3)}\] | 1. + 4 |
| B. \[\ce{[Co(NH3)4 CL2]SO4}\] | 2. 0 |
| C. \[\ce{Na4[Co(S2O3)3]}\] | 3. + 1 |
| D. \[\ce{[Co2(CO)8]}\] | 4. + 2 |
| 5. + 3 |
Assertion: \[\ce{Cr(H2O)6]Cl2 and [Fe(H2O)6]Cl2}\] are reducing in nature.
Reason: Unpaired electrons are present in their d-orbitals.
In which of the following compounds, the oxidation number of iodine is fractional?
Which of the following is an ionic ligand?
Metal attached with EDTA in an octahedral complex, has coordination number ______.
Why chelate complexes are more stable than complexes with unidentate ligands?
Glycinato ligand is ______.
What is a chelate complex?
Is the central metal atom in coordination complexes a Lewis acid or a Lewis base? Explain.
What is meant by the chelate effect? Give an example.
Explain the following, giving two examples:
Heteroleptic
