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In CaF2, crystal, Ca^(2+)ions are prese...

In `CaF_2`, crystal, `Ca^(2+)ions ` are present in fcc arrangement. Calculate the number of `Ca^(2+)`ions in the unit cell.

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SHARAM PUBLICATION-SOLID STATE-EXERCISE
  1. Write four important characteristics of solids.

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  2. Why is glass considered as a super cooled liquid ?

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  3. In CaF2, crystal, Ca^(2+)ions are present in fcc arrangement. Calcula...

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  4. The electrical conductivity of metal decreases with rise in temperatur...

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  5. Give significance of a 'lattice point'.

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  6. What type of defect will arise when a solid is heated? Which physical ...

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  7. How does Schottky defect arise ? In which type of ionic compounds does...

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  8. Calculate the number of lattice points in one unit cell of face centre...

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  9. Why are solids incompressible?

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  10. Why does Frenkel defect not change the density of AgCl crystal?

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  11. What do you mean by space lattice and unit cell ?

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  12. What do you mean by close packing in one dimension and in two dimensio...

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  13. What are different types of interstitial voids ? Explain.

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  14. What is the contribution by a particle on the corner, on the face with...

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  15. Calculate the number of particles (i.e. atoms or ions) per unit cell o...

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  16. A compound formed by elements A and B crystallizes in cubic structure ...

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  17. A cubic solid is made up of two element A and B. 'B' atoms are present...

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  18. Calculate the approximate number of unit cells present in 1g. Of gold....

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  19. What do you understand by the term " Packing fraction" ?

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  20. Calculate the packing efficiency of a metal crystal for a simple cubic...

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