[" The presence of "F" centres in a crystal "],[" makes it "]

F - centres in an ionic crystals are

F - centres in an ionic crystals are

What is Frenkel defect? What type of ionic solids are likely to develop this defect? Why does the presence of Frenkel defect in a crystal not affect the density of the crystal?

What are F-centres in an ionic crystal ?

What are F-centres in an ionic crystal ?

The presence of which ion makes water hard?

Why does presence of excess of lithium makes LiCl crystals pink ?