Question

17. An element crystallizes in bcc structure. If edge length of cell is 1.469 x 10-8 cm and density 19.3g/cm3 , then calculate the atomic mass of the element.

Answer 1

Edge length (a) = 1.469 x 10 -10 m. Density (d) = 19.3 g/cm3. No. of atoms in bcc unit cell (Z) = 2. Atomic mass