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Why the coordination number of CsCl chan...

Why the coordination number of CsCl changes from 8 : 8 to 6 : 6 coordination?

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On heating to 760 K, CsCl changes to NaCl structure. In other words, high temperature decreases co-ordination number.
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8:8 coordination of CsCl is found to change into 6:6 coordination :

What is the coordination unmber of Cs^(+) in CsCl ?

A : In NaCl coordination number of Cl^(-) ion is 6 but in CsCl coordination number of Cl^(-) ion is 8. R : Ionic radii changes with type of lattice.

What is the coordination number of Co in [Co(NH_3)_6]^(3+) ?

6 :6 of NaCl coordination changes to 8 : 8 coordination on:

Assertion (A) : CsCl crystal, the coordination number of Cs^(o+) ion is 8 . Reason (R ) : Cl^(ɵ) ion in CsCl adopt bcc type of packing,

Mark the correct statements regarding the geometry of complex ions . (i) The geometry of the complex ion depends upon the coordination number . (ii) If coordination number is 6 , the complex is octahedral . (iii) If coordination number is 4 , the geometry of the complex may be tetrahedral or square planar .

The coordination number of a central ion may be obtained from

The coordination number of a metal in coordination compound is

VMC MODULES ENGLISH-THE SOLID STATE-EXAMPLE
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