Question

pohlam 1.3 : The unit cell of metallic
øver is foc, If radius of Ag atom is 144.4
prz,
calculate (a) edge length of unit cell(b)
vlume of Ag atom, (c) the percent of the
vlume of a unit cell, that is occupied by Ag
doms, (d) the percent of empty space.​

Answer 1

The smallest repeating array of atoms in a crystal is called a unit cell. A third common packing arrangement in metals, the body-centered cubic (BCC) unit cell has atoms at each of the eight corners of a cube plus one atom in the center of the cube.



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