A crystal has a face-centered cubic (FCC) structure with an edge length of The radius of the atoms in the crystal is
What is the packing efficiency of the FCC structure?
33.3%
48.6%
52.4%
74.0%
The packing efficiency of a face-centered cubic (FCC) structure is 74%. This is a characteristic property of FCC structures, where atoms are arranged in a closely packed manner with atoms located at the corners and the center of each face of the unit cell.