Classification of Elements and Periodicity in Properties

This topic covers concepts, such as Historical Development of Periodic Table, Need for Classification of Elements, Dobereiner's Triads Rule, Newlands' Law of Octaves, Lothar-Meyer's Atomic Volume Curve, Mendeleev's Periodic Law, etc.

This topic covers concepts, such as Modern Periodic Table, Modern Periodic Law, Groups in Modern Periodic Table, Periods in Modern Periodic Table, Lanthanides and Actinides, Position of an Element in the Periodic Table, etc.

This topic covers the concept of Provisional Names and Symbols of Elements with Z > 100.

This topic covers concepts, such as Screening Effect, Effective Nuclear Charge, Calculation of Effective Nuclear Charge, Applications of Effective Nuclear Charge, Atomic Radius, Covalent Radius, Metallic Radius, Van der Waals Radius, etc.

This topic covers concepts, such as Ionisation Enthalpy, Factors Affecting Ionisation Energy, Variation of Ionisation Energy in Periodic Table, Applications of Ionisation Energy and Exceptions in Trends of Ionization Energy.

This topic covers concepts, such as Electron Gain Enthalpy, Factors Affecting Electron Gain Enthalpy, Variation of Electron Gain Enthalpy in Periodic Table, Applications of Electron Gain Enthalpy and Exceptions in Trends of Electron Gain Enthalpy.

This topic covers concepts, such as Electronegativity, Pauling's Scale of Electronegativity, Mulliken's Scale of Electronegativity, Factors Affecting Electronegativity, Variation of Electronegativity in Periodic Table, etc.

This topic covers concepts, such as Periodic Properties, Periodicity in Chemical Properties, Valency and Oxidation State, Nature of Oxide, Nature of Hydrides, Nature of Oxy-acids, Hydration Energy, Factors Affecting Hydration Energy, etc.