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How the elements of group 12, 13, 15 and...

How the elements of group 12, 13, 15 and 16 are used in order to get substances of electrical importance?

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AAKASH SERIES-SOLID STATE-EXERCISE 2.2
  1. What are anisotropy and isotropy?

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  2. Discuss the band theory of solids, to account for their conductivity p...

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  3. How the elements of group 12, 13, 15 and 16 are used in order to get s...

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  4. Distinguish between square and hexagonal two dimensional packing of me...

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  5. Distinguish between hep and ccp lattices with suitable examples.

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  6. A compound having elements X and Y crystallises in a cubic structure, ...

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  7. An alloy of Au and Cu crystallises with atoms of an occupying all latt...

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  8. Unit cell of silver (at wt. 108) has a density 10.5 g cc^(-1) The crys...

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  9. Discuss the symmetry elements of crystal line solids.

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  10. The density K.Br cubic crystal is 2.75g cm^(-3) with an edge length of...

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  11. A crystal was examined with X - rays of wave length 1.53A^(@) with a m...

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  12. Density of silver is 10.5 g cc^(-1) Calculate the edge length of the u...

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  13. Density of potassium is 2.64 xx 10^(6) g m^(-3). What is the radius of...

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  14. Silicon crystallises in fcc lattice, a single crystal of high purity l...

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  15. In a close packed structure of mixed oxide, the lattice is composed of...

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  16. A metal crystallises in two phases, one as fcc and other as bcc with u...

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  17. Metallic chromium crystallises in bee lattice. The edge length of unit...

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  18. For a cubic lattice edge length of unit cell is 5A^(0) and density is ...

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  19. What is the ratio of lengths of face edge, face diagonal and body diag...

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  20. Which of the crystal structures has no symmetry elements? Why?

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