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The empty space in body centred cubic la...

The empty space in body centred cubic lattice is

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0.32
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CsBr crystallises in a body centred cubic lattice. The unit celll length is 436.6pm. Given that the atomic mass of Cs = 133 and that of Br = 80 amu Avogadro number being the density of CsBr is

At room temperature, sodium crystallizes in a body-centred cubic lattice with a=4.24 Å, calculate theoretical density of sodium in g cm^(-3) (atomic mass of Na=23).

Knowledge Check

  • An element crystallising in body centred cubic lattice has an edge length of 500 pm. If its density is 4 g cm^(-3) , the atomic mass of the element (in g mol^(-1) ) is (consider N_(A) = 6 xx 10^(23) )

    A
    100
    B
    250
    C
    125
    D
    150
  • The Ca2+ and F- ions are located in CaF2 crystal, respectively at face centred cubic lattice points and in

    A
    tetrahedral voids
    B
    half of tetrahedral voids
    C
    octahedral voids
    D
    half of octahedral voids
  • The number of tetrahedral voids in the unit cell of a face centred cubic lattice of similar atoms is

    A
    4
    B
    6
    C
    8
    D
    10
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    Packing efficiency is the percentage of total space filled by the particles. Which of the following lattices has the highest packing efficiency? Simple cubic lattice, body centered cubic lattice, hexagonal close packed lattice

    Chromium metal crystallises with a body centred cubic lattice. The length of the unit cell edge is found to be '280 pm'. Calculate the atomic radius. What-would be the density of chromium in 'g / cm^3'

    A metal of atomic mass 60u has a body centred cubic lattice the edge length of the unit cell is 286 pm. Calculate the atomic radius and the density of the metal.

    A metal of atomic mass 60u has a body centred cubic lattice. The edge length of the unit cell is 286 pm. Calculate the atomic radius and the density of the metal.

    An element has a body centred cubic structure with a cell edge of 288 pm. The density of the element is 7.2 g/ cm^3 . How many atoms are present in 208 g of the element?