In a solid lattice the cation has left a lattice sirte and is located at an interstital position , the lattice defect is

In a solid lattice the cation has left a lattice site and is located at an interstitial position, the lattice defect is

In a solid lattice the cation has left a lattice site and is located at an interstitial position, the lattice defect is

In a solid lattice the cation has left a lattice site and is located at an interstitial position. The lattice defect is known as -