Environmental Chemistry
Common modes of pollution of air, water and soil. Ozone layer, ozone hole – important chemical reactions.
Green House effect; Smog; Pollution of water by domestic and industrial effluents; Pollutants–pesticides, fertilizers and plastics.
Chemical Bonding and Molecular Structure
Valence electrons, the Octet rule, electrovalent, covalent and coordinate covalent bonds with examples; Properties of electrovalent and covalent compounds. Limitations of Octet rule (examples); Fajan’s Rule.
Directionality of covalent bonds, shapes of poly-atomic molecules (examples); Concept of hybridization of atomic orbitals (qualitative pictorial approach) : sp, sp2, sp3 and dsp2.
The Periodic Table and Chemical Families
Radioactivity and Nuclear Chemistry
Atomic Structure
Atoms, Molecules and Chemical Arithmetic :
