Home
Class 12
CHEMISTRY
The atomic radius of strontium (Sr) is 2...

The atomic radius of strontium `(Sr)` is `215 p m` and it crystallizes with a cubic close packing . Edge length of the cube is `:`

A

430 pm

B

608.2 pm

C

496. pm

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
For ccp Lattice a `=(4r)/sqrt(2)=(4xx215)/sqrt(2)=608.2` pm
Promotional Banner

Topper's Solved these Questions

  • CHEMISTRY AT A GLANCE

    ALLEN|Exercise INORGANIC CHEMISTRY|300 Videos

  • CHEMISTRY AT A GLANCE

    ALLEN|Exercise ORGANIC CHEMISTRY|472 Videos

  • Chemical Equilibrium

    ALLEN|Exercise All Questions|30 Videos

  • ELECTROCHEMISTRY

    ALLEN|Exercise EXERCISE -05 [B]|38 Videos

Similar Questions

Explore conceptually related problems

Platinum (atomic radius = 1.38 Å ) crystallises in a cubic closed packed structure. Calculate the edge length of the face-centred cubic unit cell and the density of the platinum (Pt = 195)

The radius of chromium atom is 1.25Å . If it crystallises in body centred cubic lattice, calculate the length of the edge of the unit cell.

The radius of an atom of an element is 500 pm. If it crystallizes as a face-centred cubic lattice, what is the length of the side of the unit cell?

The radius of an atom is 100 pm. If this element crystallizes in FCC lattice, the edge length of unit cell is

The radius of copper atom is 128 pm. It it crystallises in face centred cubic lattice (fcc), what will be the length the edge of the unit cell ?

If an atom crystallizes in bcc lattice with r=4 Å then the edge length will be

A metal crystallizes in bcc lattice. The percent fraction of edge length not covered by atom is

If the radius of an atom of an elements is 75 pm and the lattice type is body-centred cubic, what is the edge length of the unit cell?

The ratio of closed packed atoms to tetrahedral holes in cubic close packing is :

If radius of an octahedral void is r and atomic radius of atoms assuming cubical close pacting is R. Then the relation between r and R is