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How many effective Na^(+) are located at...

How many effective `Na^(+)` are located at the edge centre of a unit cell in a NaCl crystal?

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ASSAM ACADEMIC CENTRE-Solid State -Example
  1. What is a unit cell?

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  2. Which point defects in the crystal unit increases the density of solid...

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  3. How many effective Na^(+) are located at the edge centre of a unit cel...

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  4. Define void.

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  5. What is the number of tetrahedral voids in a unit cell of a cubic clos...

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  6. Name one solid in which both Frenkel and Schottky defects occur?

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  7. Write the difference between the following: Octahedral void and tetr...

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  8. Explain the following Ferrimagnetism.

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  9. Explain the following n-type semiconductor.

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  10. A compound forms hexagonal close packed (hcp) structure. What is the t...

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  11. What is semiconductor? Mention the two main types of semiconductor.

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  12. Atoms of element X form hcp lattice and those of element Y form occupy...

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  13. Silver forms ccp lattice and X-ray studies of its crystals show that t...

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  14. How is the unit cell of crystal characterised? How many basic crystal ...

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  15. A compound forms hexagonal close packed (hcp) structure. What is the t...

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  16. Establish the expression for density of a unit cell from the dimension...

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  17. A compound is formed by two elements M and N. The elements N forms ccp...

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  18. Silver crystallizer in fcc lattice. If edge length of the cell is 4.07...

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  19. If the radius of the octahedral void is r and the radius of the atoms ...

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  20. Copper crystallises into a fcc lattice. Its edge length is 3.61xx10^-8...

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