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In terms of band theory, what is the dif...

In terms of band theory, what is the difference between
a. a condcutor and an insulator
b. a conductor and a semiconductor

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DINESH PUBLICATION-SOLID STATE-N.C.E.R.T
  1. Classify each of the following as being either a p-type or an n-type s...

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  2. Gold (atoic radius = 0.144 nm) crystallizes in a facelcentred unit ce...

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  3. In terms of band theory, what is the difference between a. a condcut...

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  4. Explain the following terms with suitable example: a. Schottky defec...

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  5. Aluminium crystallizes in a cubic close-packed structre. Its metallic ...

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  6. If NaCl is doped with 10^(-3) mol% of SrCl(2), what is the concentrati...

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  7. Example the following with suitable examples: a. Ferromagnetism b. P...

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  8. why are liquids and gases categorised as fuids ?

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  9. why are solids incompressible ?

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  10. Inspite of long range order in the arrangement of particles why...

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  11. Why common salt (NaCl) sometimes appear yellow?

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  12. why is Fe0(s) not formed in stoichiometric compostion ?

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  13. why does white Zn0(s) becomes yellow upon heating ?

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  14. why does the electrical conductivity of semiconductors increse w...

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  15. Expalin why does conductivity of germainum crystals increase on ...

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  16. In a compound, nitrogen atoms (N) make cubic close packed lattice and ...

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  17. Under which situations can an amorphous substance change to cryst...

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  18. Explain the structure of neuron with the help of a labelled diagram.

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  19. Show that in a cubic close packed structure, eight tetrahedral voids a...

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  20. How does the doping increase the conductivity of semiconductor ?

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