Home
Class 12
CHEMISTRY
Percentage of free space in cubic close ...

Percentage of free space in cubic close packed structure and in body centred packed structure are respectively

A

`26%`

B

`28%`

C

`30%`

D

`32%`

Text Solution

Verified by Experts

The correct Answer is:
D
For body centred cubic unit cell, the packing fraction is `0.68` or it is 68 percent. Therefore, free space is 32 percent
Promotional Banner

Similar Questions

Explore conceptually related problems

(i) What is meant by the term 'coordination number'? (ii) What is the coordination number of atom: (a) in a cubic close-packed structure (b) in a body-centred cubic structure?

Percentage of empty space in body centred cubic lattice.

Show that in a cubic close packed structure, eight tetrahedral voids are present per unit cell.

Show that in a cubic close packed structure, eight tetrahedral voids are present per unit cell.

An element crystallises in cubic close packed structure having edge length 200pm. Calculate radius of the element and the density if 200g of this element contains 24xx10^(24) atoms.

An element crystallises in cubic close packed structure having edge length 200pm. Calculate radius of the element and the density if 200g of this element contains 24xx10^(24) atoms.

The percent of empty space in a unit cell of hexagonal close-packed structure is-

In the cubic close packing, the unit cell has-

The number of packed particles in a cubic close-packed structure is x. If the number of tetrahedral and octahedral holes in this structure are y and z, then-

Total no. of voids in 0.5 mole of a compound forming hexagonal closed packed structure are :