The periodic table organizes chemical elements based on atomic weight, electron configurations, and chemical properties, ...

Molecular Orbital Theory - Its important features, LCAOs, types of molecular orbitals (bonding ... Modern periodic law and present form of the periodic table, s, p. d and f block elements ...

In simplistic terms, chemical elements bond by sharing or giving each other electrons, so their electron orbitals are in the most stable configurations. Some elements are desperate to do that and ...