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Barium ions, CN^(-) and Co^(2+) form an ...

Barium ions, `CN^(-)` and `Co^(2+)` form an ionic complex. If that is supposed to be `75%` ionised in water with vant Hoff factor `(i)` equal to four,, then the coordination numbers of `Co^(2+)` in the complex can be `:`

A

Six

B

Five

C

Four

D

Six and Four both

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The correct Answer is:
B
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Barium ion , CN^(-) and Co^(2+) form an ionic complex . If that complex is supposed to be 75% ionised in water with van't Hoff factor 'i' equal to four , then the coordination number of Co^(2+) in the complex can be :

Barium ions, CN^(-) and Co^(2+) form an ionic complex.If this complex is 75% ionised in aqueous solution with Vant Hoff factor (i) equal to four and paramagnetic moment is found to be 1.73 BM (due to spin only) then the hybridisation state of Co (II) in the complex will be :

Which compound corresponds vant Hoff factor (i) to be equal to 2 in dilute solution:

Represent the complex number -2i in the polar form.

For the coordination complex ion [Co(NH_(3))_(6)]^(3+) . What is the oxidation number of cobalt in the complex ion?

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Ba^(2+) ions, CN^(-) & Co^(2+) ions form a water soluble complex with Ba^(2+) ions as free cations for a 0.01M solution of this complex, osmotic pressure =0.984 atm & degree of dissociation =75% . Then find ccordination number of Co^(2+) ion in this complex ( T=300K, R=0.082L "mol"^(-1) K^(-1) )

In which case, van't Hoff factor I remains unchanged ? ( Assume common complexes of these ions)

In which case, van't Hoff factor I remains unchanged ? ( Assume common complexes of these ions)

RESONANCE ENGLISH-SOLUTIONS-EXERCISE-2(PART-2)
  1. According to Henry' s law, the solubility of gas in a given volume of ...

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  2. The degree of an electrolyte is a and itsvan't Hoff factor is i. The n...

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  3. Barium ions, CN^(-) and Co^(2+) form an ionic complex. If that is supp...

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  4. The relative decreases in the vapour pressure of an aqueous solution c...

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  5. In the following aqueous solutions (A) 1m surcose (B) 1m potassium f...

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  6. Dry air is slowly passed through three solutions of different concentr...

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  7. The Speed of an electron having a wavelength of 4.0 cm is

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  8. The Speed of an electron having a wavelength of 5.0 cm is

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  9. The Speed of an electron having a wavelength of 7.0 cm is

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  10. The freezing point of of aqueous solution that contains 3% urea. 7.45%...

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  11. x mole of KCl and y mole of BaCl(2) are both dissolved in 1kg of water...

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  12. The Speed of an electron having a wavelength of 6.0 cm is

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  13. At a constant temperature , DeltaS will be maximum for which of the fo...

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  14. The Speed of an electron having a wavelength of 9.0 cm is

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  15. Two beakers, one contaning 20ml of a 0.05M aqueous solution of a non v...

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  16. The osmotic pressure of blood is 7.65 atm at 27^(@) C.The number of mo...

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  17. The Speed of an electron having a wavelength of 1.0 cm is

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  18. The diagram given below represents boiling point composition diagram o...

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  19. According to Henry' s law, the partial pressure of gas (P(g)) is direc...

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  20. For the given electrolyte A(x)B(y). The degree of dissociation 'alpha'...

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