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Atomic radius of fcc is...

Atomic radius of fcc is

A

`(a)/(2)`

B

`(a)/(2sqrt(2))`

C

`(sqrt(3))/(4)a`

D

`(sqrt(3))/(2)a`

Text Solution

Verified by Experts

The correct Answer is:
B
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Atomic radius of aluminium is 125 pm. If aluminium has a fcc structure, calculate the edge length of the unit cell.

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Knowledge Check

  • If atomic radius of F is XA^(0) then atomic radius of Ne could be

    A
    `lt XA^(0)`
    B
    `gt XA^(0)`
    C
    `=XA^(0)`
    D
    Half of 'F'
  • If the lattice parameter for a crystalline structure is 3.6 A , then the atomic radius in fcc crystal is

    A
    `1.27 A`
    B
    `1.81 A`
    C
    `2.10 A`
    D
    `2.92 A`
  • If the lattice parameter for a crystalline structure is 3.6Å , then the atomic radius is fcc crystals is

    A
    `1.81 Å`
    B
    `2.10Å`
    C
    `2.92 Å`
    D
    `1.27 Å`
  • Similar Questions

    Explore conceptually related problems

    Copper has fcc crystal structure. Assuming an atomic radius of 130 pm for copper atom (Cu = 63.54) : (a) What is the length of unit cell of Cu ? (b) what is the volume of the unit cell ? (c ) How many atoms belong to the unit cell ? (d) Find the density of Cu.

    Define: Atomic radius (Atomic size)

    Copper has the fcc crystal structure . Assuming an atomic radius of 130 pm for copper atom (Cu = 63.54 ) . Find the density of Cu .

    Copper has the fcc crystal structure . Assuming an atomic radius of 130 pm for copper atom (Cu = 63.54 ) , what is the length of unit cell of Cu ? Find the density of Cu ?

    An element having an atomic radius of 0.14 nm crystallizes in an fcc unit cell. What is the length of a side of the cell?