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How many atoms can be assigned to its un...

How many atoms can be assigned to its unit cell if an element forms (i) a body centred cubic unit cell (ii) face centred cubic unit cell ?

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(i) 2 (ii) 4
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How many atoms can be assigned to its unit cell if an element forms (i) a body centred cubic cell and （ii) face centred cubic cell ?

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Unit cells can be divided into two categories, primitive and centred unit cells. (a) Differentiate between unit cell and crystal lattice. (b) Calcualte the number of atoms per unit cell in the following: (i) body centred cubic unit cell (bcc) (ii) face centred cubic unit cell (fcc) .

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In face centred cubic unit cell edge length is

In face centred cubic unit cell edge length is

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  14. How will you distinguish between Tetrahedral and Octahedral voids ?

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  17. Distinguish between crystal lattice and unit cell.

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