1. DUAL NATURE OF ELECTRON 2. PERIODIC TABLE AND PERIODIC PROPERTIES OF ELEMENTS 3. CHEMICAL BONDING 4. s-BLOCK ELEMENTS 5. p-BLOCK ELEMENTS 6. CHEMISTRY OF NOBLE GASES 7. STRUCTURE OF ORGANIC COMPOUNDS & CHEMICAL BONDS 8. MECHANISM OF ORGANIC REACTIONS 9. STEREOCHEMISTRY OF ORGANIC COMPOUNDS 10. ALKANES AND CYCLOALKANES 11. ALKANES, CYCLOALKENES, DIENES AND ALKYNES 12. ARENES AND AROMATICITY 13. ALKYL HALIDES AND ARYL HALIDES 14. MATHEMATICAL CONCEPTS AND COMPUTERS 15. GASEOUS STATE 16. LIQUID STATE 17. SOLID STATE 18. COLLOIDAL STATE 19. CHEMICAL KINETICS AND CATALYSIS