IITJEE Advance • Chemistry New Syllabus
Module 10: Periodicity & Bonding Hub
Master the elemental trends and the forces holding atoms together. Explore advanced periodic properties, Fajan’s rules, VSEPR theory, hybridization, and rigorous Molecular Orbital Theory (MOT).
Topic 1.1 • Periodicity
Effective Nuclear Charge, Atomic Radii, Ionization Enthalpy, and Electron Gain Enthalpy
Topic 1.2 • Advanced Trends
Electronegativity Scales, Anomalous Properties, Diagonal Relationships, and Inert Pair Effect
Topic 2.1 • Ionic Interactions
Ionic Bonding, Lattice Enthalpy, Born-Haber Cycle, and Fajan’s Rules (Polarization)
Topic 2.2 • Covalent Bonds
Lewis Theory, Formal Charge, Valence Bond Theory (VBT), and Orbital Overlap
Topic 3.1 • 3D Structures
VSEPR Theory, Electron Pair Repulsions, Molecular Shapes, and Dipole Moments
Topic 3.2 • Orbital Mixing
Concept of Hybridization (s, p, and d orbitals), Resonance, and Equivalent Structures
Topic 4.1 • MOT Dynamics
Molecular Orbital Theory (MOT), LCAO, Bond Order, and Magnetic Properties of Diatoms
Topic 4.2 • Weak Forces