SOLIDS Solids are those substances which are rigid, hard, have definite shape and definite volume. Types of Solids: 1. Crystalline Solids 2. Amorphous Solids Properties of Crystalline Solids 1. Geometrical Shape 2. Melting Points 3. Cleavage Planes 4. Anisotropy 5. Symmetry Liquid And Solids chapter No 4 chemistry part 1