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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Answer the following with respect to [CoF6]3– ion Type of hybridization Number of unpaired electrons Geometry of complex ion Magnetic property

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प्रश्न

Answer the following with respect to [CoF6]3– ion

  1. Type of hybridization
  2. Number of unpaired electrons
  3. Geometry of complex ion
  4. Magnetic property
दीर्घउत्तर
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उत्तर

[CoF6]3–:

  1. Type of hybridization: sp3d2
  2. Number of unpaired electrons: 4
  3. Geometry of complex ion: Octahedral
  4. Magnetic property: Paramagnetic
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Theories of Bonding in Complexes
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पाठ 9: Coordination Compounds - Long Answer Questions

संबंधित प्रश्‍न

On the basis of CFT predict the number of unpaired electrons in [CrF6]3-.


What are the high-spin complexes?


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.


Explain, why [Co(NH3)6]3+ ion is low spin? Calculate number of unpaired electrons and write the geometry of [Co(NH3)6]3+.


Identify the number of donor groups present in EDTA.


The number of unpaired electrons in the complex ion [CoF6]3− is ____________.


The INCORRECT match for complex with its geometry 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)?


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?


Give VBT description of the bonding in a square planar complex [Cu(NH3) 4]2+. Show orbital diagrams for free metal ion and metal ion in the complex. Which hybrid orbitals are used by metal for bonding? State magnetic nature of the complex.


A compound forms a hep structure. Calculate the number of octahedral voids in 0.4 mol. (NA = 6.022 × 1023 )


A compound forms hexagonal close packed (hcp) structure. What is the number of (i) Octahedral voids, (ii) Tetrahedral voids, (iii) Total voids formed in 0.7 mol of it.


Mention the number of unpaired electrons and geometry of the following complex:

\[\ce{[Ni(Cl)4]^{2-}}\]


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