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What is the no. of atoms per unit cell ...

What is the no. of atoms per unit cell (z) in a body -centred cubic strcuture ?

Text Solution

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In a body- centred cubic structure :
`z=1+1=2`
Each of the eight corner atoms will contribute only one atom per unit cell. Cell atom contributes only one atom per unit cell.
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Knowledge Check

  • What is the number of atoms in a unit cell of face-centred cubic crystal ?

    A
    4
    B
    6
    C
    2
    D
    1

  • Number of atoms per unit cell for Body Centered Cubic system is

    A
    six
    B
    four
    C
    two
    D
    one

  • Total number of atoms per unit cell in a face-centred cubic unit cell is

    A
    4
    B
    3
    C
    2
    D
    1

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    What is the total number of atoms per unit cell in a face centred cubic (fcc) structure ?

    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) .

    Assertion (A) : SnO_(2) and white tin possess tetragonal structure. Reason (R) : Number of atoms per unit cell in body-centred cubic unit cell is 4.

    What would be the effective number of atoms per unit cell in end centred cubic uit cel, if this type of unit cell exist in nautre?

    what is the difference between the number of atoms per unit cell in face - centred cube and body - centred cube ?

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