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What are non-stoichiometric compounds ?...

What are non-stoichiometric compounds ?

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Non-stoichiometric compounds are

An example of a non- stoichiometric compound is

The non-stoichiometric compound Fe_0.94O is formed when some Fe^(+2) ions are replaced by Fe^(+3) ions. What is the percentage of Fe^(+3) ions in this ionic lattice ?

1.44 gram of Titanium (Ti) reacted with excess of O_(2) and produced x gram of non-stoichiometric compound Ti ._(0.44)O . The value of x will be :[Ti = 48]

The non- stoichiometric compound Fe_(0.94)O is formed when x% of Fe^(2+) ions are replaced by as many 2//3 Fe^(3+) ions The value of x is:

What type of non-stoichiometric point defect is responsible for the pink colour of LiCl ?

DINESH PUBLICATION-SOLID STATE-ASSIGNMENT
  1. Why does white zinc oxide on heating become yellow ?

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  2. Which point defect is observed in a crystal when a vacancy is created ...

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  3. What are non-stoichiometric compounds ?

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  4. Does Frenkel defect in AgCl crystal change its density ?

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  5. What are impurity defects ? Explain.

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  6. What do yor understand by doping ?

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  7. What are metal excess defects in crystals ? How are these caused ?

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  8. What will happen when a small amount of phosphorus is addded to pure c...

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  9. What is the effect of Frenkel defect on the electrical conductivity of...

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  10. Why does KCl turn violet on heating in the potassium vapours ?

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

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  12. What do you understand by imperfections in ionic crystals ? Name the t...

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  13. How will you show that non-stoichiometic solium chloride is yellow ?

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  14. What are non-stoichiometry defects in crystals ? Explain.

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  15. Explain Scottky defect.

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  16. What is the effect of Schottky defect on the density of crystal ?

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  17. Write notes on : (i) Frenkel defects (ii) Schottky defect.

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  18. Explain on brief Schottky defect.

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  19. What is the point defect due to the presence of foreign atom ? ltbRgt ...

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  20. ELECTRONIC AND LINE IMPERFECTIONS

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