Question

What type of point defect is produced when $AgCl$ is doped with $CdC{l}_2$?

Answer 1

When $AgCl$ is doped with $CdC{l}_2$ a cation vacancy defect is created, i.e., an $A{g}^{+}$ ion from the lattice is absent from its position due to presence of adjacent $C{d}^{2+}$ ion.