An element A crystallizes in fcc unit cell.Find the new packing fraction of the unit cell so obtained when a guest atom B having the largest possible size is present at the body centre in such a way that dimension of the unit cell doesn't change.Given :(√2−1)3≈0.07

An element A crystallizes in fcc unit cell.Find the new packing fracti

1.	An element A crystallizes in fcc unit cell.Find the new packing fraction of the unit cell so obtained when a guest atom B having the largest possible size is present at the body centre in such a way that dimension of the unit cell doesn't change.Given :(√2−1)3≈0.07
Answer» An element A crystallizes in fcc unit cell. Find the new packing fraction of the unit cell so obtained when a guest atom B having the largest possible size is present at the body centre in such a way that dimension of the unit cell doesn't change. Given : $(\sqrt{2} - 1)^{3} \approx 0.07$