ISC Class 12 Chemistry Notes ISC Class 12 Chemistry Notes 1. Solid State Definition: Study of solids, their structures, and properties. Key Concepts: Unit Cell: Smallest repeating unit in a crystal lattice. Types of Solids: Crystalline and Amorphous. Defects in Solids: Point defects, line defects, etc. 2. Solutions Definition: Homogeneous mixtures of two or more substances. Key Concepts: Concentration Terms: Molarity, Molality, Normality. Colligative Properties: Boiling point elevation, Freezing point depression. 3. Electrochemistry Definition: Study of chemical reactions that produce electricity. Key Concepts: Electrolysis: Decomposition of a compound by electric current. Electrochemical Cells: Galvanic and electrolytic cells. Nernst Equation: Determines the equilibrium potential of anRead More →