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Silicon crystallises in foc lattice, a s...

Silicon crystallises in foc lattice, a single crystal of high purity like diamond. Gram atomic weight of silicon is `28 g mol^(-)`. Edge length of unit cell is 0.543nm. Calculate the number of silicon atoms per unit cell and density of unit cell. 

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`8, 2.33 g c c^(-1)`
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AAKASH SERIES-SOLIDS STATE-SUBJECTIVE EXERCISE - 2 (SHORT ANSWER QUESTIONS)
  1. X-rays of wavelength equal to 0.134 nm give a first order diffraction ...

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  2. The density KBr cubic crystal is 2.75g cm^(-3) with an edge length of ...

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

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

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  5. The interplanar distance in a crystal used for X- ray diffraction is 2...

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  6. An alkali metal crystallises in bcc lattice. What is the radius of an ...

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  7. An alloy is made up of metals X and Y. Atoms of X are in ccp arrangeme...

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  8. A compound of two elements P and Q crystallises in cubic structure. If...

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

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  10. Unit cell of silver (at wt. 108) has a density 10.5 g c c^(-1). The cr...

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

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  12. Silicon crystallises in foc lattice, a single crystal of high purity l...

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  13. Metallic chromium crystallises in bcc lattice. The edge length of unit...

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  14. A metal crystallises in fcc lattice with edge length of unit cell 3.5 ...

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

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  16. In a compound XY, the ionic radii of X^(+) and Y^(-) are 88 pm and 200...

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  17. An element crystallises in the foc lattice having edge length 400 pm. ...

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  18. Calculate the wavelength of X-rays which produces a first order diffra...

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  19. X rays of wavelength lambda = 0.134nm. Gave a first order diffraction ...

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  20. 'Al' crystallises unit F.C.C lattice. If the closest approach of Al at...

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