Home
Class 12
CHEMISTRY
Lithium forms body centred cube structur...

Lithium forms body centred cube structure .The length of the side of its unirt cell is 325 pm Atomic radius of the lithium will be

A

75 pm

B

300 pm

C

240 pm

D

141 pm

Text Solution

Verified by Experts

The correct Answer is:
D
For b.c.c structure, `sqrt(3)a=4r`
`r=sqrt(3)/4a=sqrt(3)/4xx351=152"pm"`
Promotional Banner

Similar Questions

Explore conceptually related problems

Lithium forms body centred cube structure .The length of the side of its unirt cell is 310 pm Atomic radius of the lithium will be

Lithium forms body-centred cubic structure. The length of the side of its unit cell is 351pm. Atomic radius of lithium will be-

(a) If the radius of octahedral void is 'r' and the radius of the atoms in close packing is 'R' what is the relation between 'r' and 'R' ? (b) A metal crystallises in body centred cubic structure. If 'a' is the edge length of its unit cell, 'r' is the radius of the sphere, what is the relation between 'r' and 'a' ?

Tungsten crystallises in a body centred cubic unit cell. If the edge of the unit cell is 316.5 pm, what is the radius of tungsten atom ?

Tungsten crystallizes in body-centred cubic unit cell. If the edge of the unit cell is 316.5pm, what is the radius of tungsten atom?

Potassium metal has body-centred cubic crystal. The edge length of the unit cell of the crystal is 0.542 nm. Determine the radius of K atom and the volume occupied by the atoms in the unit cell.

An element crystallizes in a body centred cubic lattice. The edge length of the unit cell is 200 pm and the density of the element is "5.0 g cm"^(-3) . Calculate the number of atoms in 100 g of this element.

A metal crystallizes with a body-centred cubic lattice. The length of the unit cell edge is found to be 265 pm. Calculate the atomic radius.

Polonium crystallises in a simple cubic structure. If the edge length of the unit cel is 336 pm, calculate the atomic radius of polonium.

Chromium metal (atomic weight = 52) has body-centred cubic structure. The unit cell of the crystal of chromium is 287pm. Calculate the radius of chromium atom and the density of chromium metal.