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Fe(3)O(4) is ferrimagnetic at room tempe...

`Fe_(3)O_(4)` is ferrimagnetic at room temperature but at 850K it becomes::

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MODERN PUBLICATION-SOLID STATE-EXERCISE
  1. The composition of a simple of Wustrie is Fe(0.03)O. What is the perce...

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  2. Analysis shows that metal oxide has formnla M(0.96)O(1.00) What fracti...

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  3. Fe(3)O(4) is ferrimagnetic at room temperature but at 850K it becomes:...

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  4. Name any one solid in which both Frenkel and Schottky defects occur.

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  5. What is the effect of temperature on the conductivity of metals and se...

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  6. What is a solar cell ? How does it work ? Write its one use.

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  7. Why is Frenkel defect not found in pure alkali metal halides ?

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  8. p-type semiconductor is obtained by doping silicon with Indium(In).(Ye...

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  9. What is the effect of presence of Schottky defects on the density of t...

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  10. Examine the given defective crystal? Answer the following questions: ...

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  11. Examine the given defective crystal? Answer the following questions: ...

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  12. Identify each of the following as being a p-type and n-type semi-condu...

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  13. Classify each of the following as being either a p-type or n -type sem...

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  14. Name a substance which on the addition to AgCl causes cations vacancy ...

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  15. Which point defect lowers the density of crystal ?

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  16. How does the resistivity of a conductor and a semiconductor vary with...

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  17. Name the non-stoichimetric point defect responsible for colour in alka...

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  18. CaCl2 will introduce Schottky defect when added to AgCl crystal. Expla...

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  19. Why does ZnO appear golden yellow at high temperature? Explain.

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

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