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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Arrange following complex ions in increasing order of crystal field splitting energy (∆O): [Cr(Cl)X6]X3−,[Cr(CN)X6]X3−,[Cr(NHX3)X6]X3+.

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प्रश्न

Arrange following complex ions in increasing order of crystal field splitting energy (∆O):

\[\ce{[Cr(Cl)6]^{3-}, [Cr(CN)6]^{3-}, [Cr(NH3)6]^{3+}}\].

एका वाक्यात उत्तर
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उत्तर

Crystal field splitting energy increases in the order:

[Cr(Cl)6]3– < [Cr(NH3)6]3+ < [Cr(CN)6]3−

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पाठ 9: Coordination Compounds - Exercises [पृष्ठ १२४]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 12
पाठ 9 Coordination Compounds
Exercises | Q III. 32. | पृष्ठ १२४

संबंधित प्रश्‍न

On the basis of crystal field theory, write the electronic configuration for d4 ion if Δ0 > P.


The hexaquo manganese(II) ion contains five unpaired electrons, while the hexacyanoion contains only one unpaired electron. Explain using Crystal Field Theory.


Draw figure to show the splitting of d orbitals in an octahedral crystal field.


State the superiority of crystal field theory over valence bond theory.


Why are low spin tetrahedral complexes rarely observed?


Complete and balance the following reactions:

\[\ce{P4 + H2SO4 ->}\] ______ + ______ + ______


Match the complex ions given in Column I with the hybridisation and number of unpaired electrons given in Column II and assign the correct code:

Column I (Complex ion) Column II (Hybridisation, number of unpaired electrons)
A. \[\ce{[Cr(H2O)6]^{3+}}\] 1. dsp2, 1
B. \[\ce{[Co(CN)4]^{2-}}\] 2. sp3d2, 5
C. \[\ce{[Ni(NH3)6]^{2+}}\] 3. d2sp3, 3
D. \[\ce{[MnF6]^{4-}}\] 4. sp3, 4
  5. sp3d2, 2

The CFSE for octahedral [CoCl6]−4 is 18,000 cm−1. What will be the CFSE for tetrahedral [CoCl3]−2?


Considering crystal field theory, strong-field ligands such as CN:


Crystal field stabilising energy for high spind4 octahedral complex is:-


The magnitude of CFSE depends upon ______


The CFSE of [CoCl6]3– is 18000 cm–1 the CFSE for [CoCl4] will be ______.


Using crystal field theory, write the electronic configuration of d5 ion, if Δ0 > P.


What is crystal field splitting energy?


Consider that d6 metal ion (M2+) forms a complex with aqua ligands and the spin only magnetic moment of the complex is 4.90 BM. The geometry and the crystal field stabilization energy of the complex are ______.


On the basis of Crystal Field theory, write the electronic configuration for the d5 ion with a strong field ligand for which Δ0 > P.


The correct order of the wavelength of light absorbed by the following complexes is:

  1. [Co(NH3)6]3+
  2. [Co(CN)6]3−
  3. [Cu(H2O)4]2+
  4. [Ti(H2O)6]3+

Choose the correct answer from the options given below:


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