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Briefly explain what you understand by 'F-centre' ?

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PRADEEP-STATES OF MATTER: SOLID MATTER-ADDITIONAL QUESTIONS ( SHORT ANSWER )
  1. Frenkel and Schottky defects are:

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  2. What are interstitials ? Explain with suitable examples

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  3. Briefly explain what you understand by 'F-centre' ?

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  4. Pure silicon is an insulator . Silicon doped with phosphorus is a semi...

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  5. Explain Schottky defect in Stoichiometric crystals. What are the conse...

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  6. What do you understand by imperfections in ionic crystals? Name the ty...

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  7. Explain the term 'Doping'

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  8. State the difference between Schottky and Frenkel defects ? Which of t...

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  9. How would you account for the following ? (i) Frenkel defects are no...

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  10. What is a semiconductor? Describe the two main types of semiconductor ...

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  11. What is doping ? What are n-type and p-type semiconductors ?

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  12. Solids can be classified into three types on the basis of their electr...

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  13. Explain ferromagnetism with suitable examples.

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  14. Account for the following : (i)Silicon is an insulator but silicon ...

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  15. Difference between Diagmagnetism, Paramagnetism , Ferromagnetism

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  16. Explain superconductivity.

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  17. Explain each of the following with a suitable example : (i)Paramagne...

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  18. Define the following terms in relation to crystalline solids : (i) ...

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  19. (a) What type of semiconductor is obtained when silicon is doped with...

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  20. (a) Based on the nature of intermolecular forces, classify the followi...

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