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Why does conductivity of a semiconductor...

Why does conductivity of a semiconductor increase with rise in temperature?

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Electrical conductivity of metals decreases with increase in temperature while electrical conductivity semi-conductor increase in temperature.
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BETTER CHOICE PUBLICATION-THE SOLID STATE-Numerical Problems
  1. Why does conductivity of a semiconductor increase with rise in tempera...

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  2. A compound is formed by two elements X and Y. Atoms of the element Y (...

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  3. Atoms of element B form hep lattice and those of the elements A occupy...

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  4. In a face centered cubic arrangement of A and B atoms whose A atoms ar...

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  5. A unit cell consists of a cube in which there are anions Y at each cor...

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  6. If three elements P, Q and R crystalline in a cubic solid lattice with...

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  7. A cube solid is made up of two elements P and Q. Atoms Q are present a...

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  8. Gold (atomic radius=0.144nm) crystallises in a face-centred unit cell ...

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  9. Aluminium crystallises in a cubic close packed structure. Its metallic...

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  10. Aluminium crystallises in a cubic close packed structure. Its metallic...

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  11. Silver crystallisaes in fcc lattice. If the edge length of th cell is ...

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  12. Copper crystallizes into a fcc lattice with edge length 3.61xx10^(-8) ...

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  13. An element with molar mass 2.7xx10^(-2) kg "mol"^(-1) forms a cubic un...

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  14. Silver crystallisaes in fcc lattice. If the edge length of th cell is ...

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  15. Silver forms cpp lattice and X-ray studies of its crystals show that t...

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  16. Sodium has a b.c.c. structure with nearest neighbour distance 365.9 pm...

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  17. Analysis shows that nickel oxide has the formula Ni(0.98)O. What fract...

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  18. When NaCl is dopped with 10^(-5) " mole % of" SrCl(2), what is the no....

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  19. The composition of a simple of Wustrie is Fe(0.03)O. What is the perce...

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  20. A metal having atomic mass 50 g "mol"^(-1) has a body centred cubic cr...

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  21. An element has a body-centred cubic (bbc) structure with a cell edge o...

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