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प्रश्न
What are the high-spin complexes?
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उत्तर
When crystal field splitting energy is smaller than electron pairing energy, the complexes formed are high-spin complexes.
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संबंधित प्रश्न
On the basis of CFT predict the number of unpaired electrons in [CrF6]3-.
Answer in brief.
[CoCl4]2− is a tetrahedral complex. Draw its box orbital diagram. State which orbitals participate in hybridization.
Answer in brief.
[CoCl4]2- is a tetrahedral complex. Draw its box orbital diagram. State which orbitals participate in hybridization.
Answer in brief.
What are strong field and weak field ligands ? Give one example of each.
Answer in brief.
With the help of the crystal field, the energy-level diagram explains why the complex [Cr(en)3]3⊕ is coloured.
Answer the following with respect to [CoF6]3– ion
- Type of hybridization
- Number of unpaired electrons
- Geometry of complex ion
- Magnetic property
Identify the number of donor groups present in EDTA.
Chlorophyll and haemoglobin are complexes of ____________ respectively.
The number of unpaired electrons in the complex ion [CoF6]3− is ____________.
The number of unpaired electrons in the complex ion [NiCl4]2− is ____________.
Identify the CORRECT statements regarding [Co(NH3)6]3+.
I. Oxidation state of metal ion = +3
II. It is a high spin complex.
III. It is paramagnetic.
IV. Metal ion undergoes d2sp3 hybridization.
What is the value of primary valence of Co in CoCl3?
What is the type of magnetic behavior and geometry respectively in Cuproammonium sulphate (Atomic number of Cu = 29)?
Identify the increasing order of effective magnetic moment of the following elements in their +2 oxidation state.
[Fe (Z = 26), Co (Z = 27), Ni (Z = 28), Cu (Z = 29)]
Which of the following types of square planar complexes can show geometrical isomerism [M = metal, a, b, = monodentate ligand]?
A compound forms hcp structure. What is the number of (a) octahedral voids, (b) tetrahedral voids, (c) total voids formed in 0.2 mol of the compound?
A compound forms a hep structure. Calculate the number of octahedral voids in 0.4 mol. (NA = 6.022 × 1023).
Give the limitations of VBT.
Mention the number of unpaired electrons and geometry of the following complex:
\[\ce{[Ni(Cl)4]^{2-}}\]
Mention the number of unpaired electrons and geometry of the following complex:
\[\ce{[Ni(CN)4]^2-}\]
