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Aluminium crystallizes in an FCC structa...

Aluminium crystallizes in an FCC structare. Atomic radius of the metal is 125pm. Calculate the edge length of unit cell of the metal. 

Text Solution

Verified by Experts

The relationship between a and r (radius of the sphere) is
`a=2sqrt2xxr=2sqrt2xx125="353.5pm"`
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Aluminium crystallizes in an fcc structure. Atomic radius of the metal is 125 pm. Calculate the edge length of the unit cell of the metal.

Aluminium crystallizes in FCC structure. Atomic radius of the metalics 125 pm. Calculate the edge length of the unit cell.

Knowledge Check

  • Aluminium crystallizes in a ccp structure. Its metallic radius is 125pm. The number of unit cells in 1.00 cm^(3) of Al are

    A
    `2.27 xx 10^(22)`
    B
    `1.13 xx 10^(20)`
    C
    `2.26 xx 10^(26)`
    D
    `1.13 xx 10^(23)`

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