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Define Frenkel defect in solid crystal....

Define Frenkel defect in solid crystal.

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Due of Frenkel defect

Explain Frenkel defect in ionic crystals. What type of compounds exhibit this defect ?

Does Frenkel defect in AgCl crystal change its density ?

Does Frenkel defect in AgI crystal change its density ?

How Schottky and Frenkel defects occur in ionic crystals? How does the density of a crystal gets affected by the presence of these defects ?

Explain Schottky defect in Stoichiometric crystals. What are the consequences of Schottky and Frenkel defects in crystals ?

The addition of CaCl_(2) crystal to KCl crystal a. Lowers the density of the KCl crystal b. Raises the density of the KCl crystal c. Does not affect the density of the KCl crystal d. Increases the Frenkel defects of the KCl crystal

Frenkel defect is caused due to

A : AgBr shows both Schottky and Frenkel defect. R : AgBr is a crystalline solid.

Discuss briefly the point defects in ionic crystals.

ICSE-SOLID STATE-ISC EXAMINATION QUESTIONS PART-I (Descriptive Question)
  1. What are semiconductors ? What is the effect of increasing temperature...

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  2. For a crystal of diamond, state : The hybridization of the carbon at...

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  3. For a crystal of diamond, state : The coordination number of each ca...

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  4. For a crystal of diamond, state : The type of lattice in which it cr...

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  5. For a crystal of diamond, state : The number of carbon atoms present...

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  6. What is Schottky defect in a solid ?

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  7. An ionic compound is made up of A cations and B anions. if A cations a...

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  8. Define Frenkel defect in solid crystal.

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  9. Explain giving reasons why ionic solids conduct electricity in molten ...

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  10. For a crystal of diamond, state : The number of carbon atoms present...

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  11. For a crystal of diamond, state : The type of lattice in which it cr...

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  12. In a crystal of diamond : How many carbon atoms surround each carbon...

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  13. For a crystal of diamond, state : The type of lattice in which it cr...

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  14. Describe briefly the structure of copper metal.

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  15. Why sodium chloride on heating with sodium vapours acquires yellow col...

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  16. Describe the unit cell of sodium chloride with a neat diagram stating....

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  17. What is the coordination number of sodium and chloride ions in sodium ...

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  18. How many sodium ions and chloride ions are present in a unit cell of s...

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  19. For a crystal of sodium chloride, state : The structural arrangement ...

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  20. Graphite is anisotropic with respect to conduction of electric current...

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