question_answer

The edge length of unit cell of a metal having molecular weight \[75\text{ }g\text{ }mo{{l}^{-}}^{1}is\text{ }5\overset{\text{o}}{\mathop{\text{A}}}\,\] which crystallizes in cubic lattice. If the density is 2 g/cc then find the radius of metal atom. \[(N=6\times 1{{0}^{23}})\]. Give the answer in pm.

Answer:

216.5