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An element occurs in bcc structure with ...

An element occurs in bcc structure with cell edge 300 pm. The density of the element is 5.2 g `cm^(-3)`. How many atoms of the element does 200 g of the element contain?

Text Solution

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The correct Answer is:
Number of atoms in `200g =2.84xx10^(24)`
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An element crystallises in a bcc lattice with cell edge of 500 pm. The density of the element is 7.5 gm^(-3) . How many atoms are present in 300 g of the element ?

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Knowledge Check

  • A fcc element (atomic mass =60) has a cell edge of 400pm. Its density is :

    A
    `6.23 g cm^-3`
    B
    `6.43 g cm^-3`
    C
    `6.53 g cm^-3`
    D
    `6.63 g cm^-3`

  • A fcc element (atomic mass =60) has a cell edge of 400pm. Its density is :

    A
    `6.23 g cm^-3`
    B
    `6.43 g cm^-3`
    C
    `6.53 g cm^-3`
    D
    `6.63 g cm^-3`

    • Similar Questions

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    An element crystallizes in a structure having f c c unit cell of an edge 200 p m .Calculate its density if 200 g this element contains 24 × 10^23 atoms.

    An element with molar mass 27 g mol^(-1) forms a cubic unit cell with edge length 4.05 xx 10^(-8) cm. If its density is 2.7 g cm^(-3) what is the nature of the cubic unit cell?

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