2026 AL + 2025 AL අවුරුද්දෙන් A/L ICT English medium + සිංහල මාධ්ය
STUDY PACK
Module 9 - Electron gain energy and electronegativity
Module 8 - Ionization energy
Module 7 - Periodic Trends in Atomic and Ionic Radius
Module 6 - Building of Periodic Table and Screening effect
Module 5 - Electron Configuration
Module 4 - Orbitals and Quantum Numbers
Module 3 - Hydrogen emission Spectrum
Module 2 - Electromagnetic Radiation & Wave - like properties of matter