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Which non-stoichiometric point defect is...

Which non-stoichiometric point defect is responsible for colour in alkali metal halides?

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USHA PUBLICATION-SOLID STATE-EXERCISE
  1. Give an example of hcp and bcc crystals.

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  2. The total number of atoms per unit cell of a face centred cubic crysta...

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  3. Which non-stoichiometric point defect is responsible for colour in alk...

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  4. Explain the following with suitable examples: n-type semiconductor

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  5. When Indium is added to Germanium which type of semiconductor is forme...

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  6. Bragg's equation is -

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  7. Write two characteristics of ionic solid.

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  8. In molecular solid the constituent particles are held together by .

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  9. Carborundum is a type of solid while dry ice is a type of solid.

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  10. Which type of crystalline solids are good conductor of electricity ?

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  11. In a simple cubic crystal packing efficiency is .

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  12. Which of the following lattices has the highest packing efficiency? ...

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  13. Which stoichiometric defect decreases the density of the crystal?

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  14. If there are 'N' tetrahedral voids, then number of octahedral voids is...

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  15. Octahedral void is created by lattice points.

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  16. Number of atoms in FCC crystal is .

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  17. Which type of crystal defect increases the density of a solid ?

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  18. How do metallic solid and ionic solid differ in conducting property ?

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

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  20. What is F-centres ?

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