Solid State

Properties of Solids: In a solid, the constituent particles (atoms, ions, molecules) are in a definite geometrical arrangement. Thus, there … Read more

Defects or Imperfections in Solids: An ideal ionic crystal is that in which ions have a definite repeating arrangement. When … Read more

Calculation of Density of a Crystal: If we know the edge length of a cubic crystal of an element or … Read more

Interstitial Sites or Interstitial Voids: In the close packing of spheres, certain hollows are left vacant. These holes or voids … Read more

Close Packing in two Dimensions: To understand the packing of constituent particles of crystals, let us consider the packing of … Read more

Unit Cell: For every crystal lattice it is possible to select a group of lattice points which is repeated again … Read more

Space Lattice: The crystalline solids have definite orderly arrangement of their constituent particles in three dimensions. The position of these … Read more

The solids are the substances which have definite shape. In terms of kinetic molecular model, solids have regular order of … Read more