In this note you can find various information about Electromagnetic
radiation, Electro-magnetic Force, Nuclear Atom, Ultraviolet Catastrophe, Planck
Law, Bohr’s Theory, Pauli Exclusion Principle, Shield Effect & Penetrating,
Stability, Periodic Trend: Atomic Radius, Trends in Ionization Energy, Ionization
Energy of Elements 1-56, Periodic Trend: Electron Affinity as well as Metallic
Character. In addition, the Inert-Pair Effect also has been presented.