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Expalin the following Anti-Ferromagnetic...

Expalin the following
Anti-Ferromagnetic substances have unpaired electron but their dipole moment is zero.

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MODERN PUBLICATION-SOLID STATE-EXERCISE
  1. In terms of band theory, what is the difference: between a condutor a...

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

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  3. Expalin the following Anti-Ferromagnetic substances have unpaired elec...

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  4. Explain the following with suitable examples: paramagnetism.

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  5. Explain the following terms with suitable examples: Frenkel defect.

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  6. Describe the two main types of semiconductors.

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  7. What is the difference between ferromagnetic and paramagnetic substanc...

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  8. The number of atoms present in a fcc unit cell is

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  9. Explain the following terms with suitable examples: Schottky defect.

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  10. Explain the following terms with suitable examples: Frenkel defect.

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  11. What are the consequences of metal excess defects ?

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  12. Explain the following terms Compound

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  13. The correct statement regarding defects in solids is

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  14. What are F-centres ?

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  15. From molecular view point, discuss the temperature dependence of susce...

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  16. Distinguish between conductor, insulator and semiconductor on the basi...

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

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  18. Why does conductivity of a semiconductor increase with rise in tempera...

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  19. Describe the two main types of semiconductors.

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  20. Sodium crystallizes in i bcc unit cell. CaICulate the approximate no. ...

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