Lead crystallizes in the face-centered cubic lattice. What is the coordination number for Pb?
A)4
B)6
C)8
D)10
E)12

Question

Quizplus · Accepted Answer

In a face-centered cubic (FCC) lattice, each atom is surrounded by 12 other atoms, giving it a coordination number of 12. This is because, in an FCC structure, an atom in the center of a face is surrounded by four atoms in the same face and four atoms in each of the adjacent faces.

Lead Crystallizes in the Face-Centered Cubic Lattice