Question

(11 1) and (3 2 1) planes.
Lead is fcc and its atomic radius is 0.175 nm. What is its volume, its face diagonal and its body
diagonal in the unit cell?​

Answer 1

Answer:

2 atoms

For the (111) plane there are N111 = 3 × (1/6) + 3 × (1/2) = 2 atoms within the unit cell.