Atomic structure, Chemical bonding and molecular structure (Weightage 1%)  

Topics from Atomic structure, Chemical bonding and molecular structure

  • Thomson and Rutherford atomic models and their limi (8 concepts)
  • Nature of electromagnetic radiation (3 concepts)
  • Various quantum numbers (principal, angular momentum and magnetic quantum numbers) and their significance (1 concepts)
  • Photoelectric effect (2 concepts)
  • Spectrum of hydrogen atom (4 concepts)
  • Bohr model of hydrogen atom - its postulates (5 concepts)
  • Elementary ideas of quantum mechanics (7 concepts)
  • Limitations of Bohr's model (1 concepts)
  • Heisenberg uncertainty principle (2 concepts)
  • De-Broglie's relationship (1 concepts)
  • Quantum mechanical model of atom, its important features (8 concepts)
  • Shapes of s, p and d - orbitals, electron spin and spin quantum number (3 concepts)
  • Rules for filling electrons in orbitals (1 concepts)
  • Pauli's exclusion principle and Hund's rule (1 concepts)
  • Introduction to Atomic Structure (2 concepts)
  • Kossel - Lewis approach to chemical bond formation, concept of ionic and covalent bonds (7 concepts)
  • Formation of ionic bonds, factors affecting the formation of ionic bonds (1 concepts)
  • Fajans rule, dipole moment (4 concepts)
  • Valence Shell Electron Pair Repulsion (VSEPR) theory and shapes of simple molecules. (9 concepts)
  • Valence bond theory - Its important features, concept of hybridization involving s, p and d orbitals (11 concepts)
  • Resonance (1 concepts)
  • MOT:Its important features, LCAOs, types of molecular orbitals (bonding, antibonding) (13 concepts)
  • sigma and pi-bonds (3 concepts)
  • molecular orbital electronic configurations of homonuclear diatomic molecules (2 concepts)
  • concept of bond order (1 concepts)
  • Hydrogen bonding and its applications. (12 concepts)
Exams
Articles
Questions