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  • Help me please, In the normal spinels some of the tetrahedral holes in the close packed structures are occupied by -

In the normal spinels some of the tetrahedral holes in the close packed structures are occupied by -

  • Option 1)

    Oxide ions

  • Option 2)

    Dipositive ions

  • Option 3)

    Tripositive ions

  • Option 4)

    Tetrapositive ions

 

Answers (1)

best_answer

In spinel structure oxide ion arrange in ccp manner, dipositive ion occupy \frac{1}{8}^{th} of Tetrahedral voids and tripositive occupy Half of octrahedral voids.

 

Ionic Solids -

Ionic bond between cation and anion. Generally hard and brittle.

- wherein

Ex. NaCl, CsCl, ZnS, CaCl2, N2O5(s), PBr5(S)

 

 


Option 1)

Oxide ions

This is incorrect

Option 2)

Dipositive ions

This is correct

Option 3)

Tripositive ions

This is incorrect

Option 4)

Tetrapositive ions

This is incorrect

Posted by

Plabita

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