For a cubic crystal, the face diagonal is 4.25A. Calculate its face length.

A face centred cubic crystal has an edge length of 4A^@ , If atomic mass of the element is 60, find its density.

The edge of the face centred cubic unit cell of aluminium is 404 pm. Calculate the radius of aluminium atom.

Calcium metal crystallises in a face centred cubic lattice with edge length of 0.556 nm. Calculate the density of the metal if it contains (i) 0.2% Frenkel defects (ii) 0.1% Schottky defects

In a bcc crystal of a metal having atomic mass 55, if its edge length is 291 picometer, calculate the density of crystal.

Copper crystallises with face centred cubic unit cell. If the radius of copper atom is 127.8 pm, calculate the density of copper metal. (Atomic mass of Cu= 63.55 u and Avogadro's number, N_(A)=6.02xx10^(23)"mol"^(-1) )

The edge length of unit cell of a body centred metal crystal is 352 pm. Calculate the radius of an atom of the metal.

Prove the angle between the diagonal of one of the faces of the cube and the diagonal of the cube intersecting the diagonal of the face of the cube is cos^(-1)"sqrt(2/3)

Iron crystallizes in a body centred cubic structure. Calculate the radius of Fe if edge length of unit cell is 286 pm.

Gold (atomic radius = 0.144 nm) crystallises in a face centred unit cell. What is the length of the side of the cell?