General Chemistry

Contents: Basic Concepts in Chemistry: Atomic structure; atomic models, quantum numbers, orbital, electronic configuration. Periodic law and table, development of periodic table, classification of elements, periodicity of properties. Chemical Bonding: Types of chemical bonding; ionic, covalent and coordinate covalent bonds, bonding theories, VB theory, hybridization, MO theory, delocalized molecular orbital theory as applied to diatomic molecules. Prediction of shapes using VSEPR concept, bonding theories of metals, insulators, conductors and semiconductors. Materials in Nature: Physical states: gases, liquid, solids and plasma. Chemical nature of materials: pure substances, mixture and solution. Acid, base, salt, the buffers. Relative strength of acids and bases, significance of pH, pKa, pKb. Inorganic/Organic materials: natural and synthetic and their applications.