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How much portion of an edge-centred part...

How much portion of an edge-centred particle of a cubic unit cell does lie within the unit cell? Give reason.

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`1/4`, each edge-centred particle is shared equally by four adjoining unit cells,
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CHHAYA PUBLICATION-SOLID STATE-EXERCISE
  1. Identify the crystal system whose unit cell parameters are anebnecanda...

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  2. How much portion of a corner particle of cubic unit cell does lie with...

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  3. How much portion of an edge-centred particle of a cubic unit cell does...

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  4. An ionic solid M(x)A(y) has a cubic unit cell with M^(y+) ions at its ...

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  5. Mention two differences between Schottky and Frenkel defects.

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  6. Arrange simple, body-centred and face-centred cubic unit cells in orde...

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  7. What are non-stoichiometric defects? Give two example of such defects.

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  8. Why aren't Frenkel defects observed in pure halides of alkali metals?

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  9. Why does KCl become violet in colour when it is heated in presence of ...

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  10. What do you understand by a tetrahedral void in a close-packed structu...

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  11. What do you understand by an octahedral void in a close-packed crystal...

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  12. Metallic Zn has a hexagonal close-packed array of Zn atoms. How many v...

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  13. What type of semiconductor (n-or p-type) is formed when pure Ge is dop...

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  14. What type of semiconductor (n- or p-type) is formed when pure Si is do...

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  15. Why does the electrical conductivity of semiconductors increase with r...

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  16. Why is the electrical conductivity of metals found to decrease with ri...

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  17. Why does the electrical conductivity of germanium crystal increase whe...

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  18. Write the differences between crystalline and amorphous solids.

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  19. On the basis of the nature of constituent particles, how are crystalli...

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  20. Between square and hexagonal close packing in two dimensions, which on...

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