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A n-type semiconductor is:...

A n-type semiconductor is:

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An n-type semiconductor is the one which has excess of free electrons and p-type semiconductor is deficient in these. When a p-n junction is formed, the electrons should flow from n to p region. But all the electrons do not do so. Explain, why.

What is n-type semiconductor ?

How n-type semiconductor differ from p-type semiconductor ?

Classify each of the following as being either a p-type or a n-type semiconductor: Si doped with B

Which type of charge carries are there in n-type semiconductor?

What is meant by doping?Draw energy band diagram of a n-type semiconductor.

In a semiconductor, the concentration of electrons is 8xx10^13cm and that of holes is 5xx10^12cm^-3 . Is it p-type or n-type semiconductor?

Name an impurity which when added to pure silicon makes it n-type semiconductor.

MODERN PUBLICATION-SOLID STATE-EXERCISE
  1. Choose the correct options: Ferrimagnetism/ ferromagnetism arises due ...

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  2. Name the compound which can show both Schottky and Frenkel defect.

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  3. A n-type semiconductor is:

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  4. Mark the correct options

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  5. Crystalline solids are anistropic in nature. What does this statement ...

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  6. Define a unit cell.

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  7. In a close packed structure there are N- spheres, how many tetrahedral...

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  8. In a close packed structure, there are M- spheres, how many octahedral...

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

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  10. What is the co-ordination number in hcp and ccp ?

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

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  12. What is meant by point defects in crystal?

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  13. What is meant by 'doping' in a semiconductor?

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  14. What is the radius of ratio (r^+/r^-) for an ion to occupy: tetrahedra...

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  15. What type of point defect is produced when AgCl is doped with CdCl2?

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  16. What is the effect of Frenkel stuctural defect on the electrical condu...

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

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  18. What are Alkenyl Halides? give examples?

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  19. Define co-ordination number

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  20. What is the effect of temperature on electrical conductivity of a semi...

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