Every chapter opens three ways — a full lecture, an interactive walkthrough where the reactions animate, and the practical for that unit. Available 24/7.
Chapters · 12 units · BIEK / Sindh Board new pattern (2023–24 onward)
3Theories of Covalent Bonding & Shapes of MoleculesOctet rule, VBT (σ/π), hybridisation, VSEPR shapes, polarity & MOT📖 Lecture🎬 Walkthrough🧪 Practical
4State of Matter 1: GasGas laws, ideal-gas equation, Dalton & Graham, kinetic theory & an interactive gas simulator📖 Lecture🎬 Walkthrough🧪 Practical
5State of Matter 2: LiquidsIntermolecular forces, hydrogen bonding, evaporation, vapour pressure, boiling & an interactive vapour-pressure simulator📖 Lecture🎬 Walkthrough🧪 Practical
6State of Matter 3: SolidsCrystalline/amorphous, crystal types, unit cells, the 7 systems & an interactive cubic unit-cell viewer📖 Lecture🎬 Walkthrough🧪 Practical
7Chemical EquilibriumReversible reactions, Kc/Kp, Le Chatelier & an interactive Haber-process simulator📖 Lecture🎬 Walkthrough🧪 Practical
8Acids, Bases and SaltsAcid–base theories, pH, Ka/Kb, salts & an interactive pH/titration simulator📖 Lecture🎬 Walkthrough🧪 Practical
9Chemical KineticsRate, rate law & order, collision theory, activation energy & an interactive rate simulator📖 Lecture🎬 Walkthrough🧪 Practical
11ThermochemistryEnthalpy, exo/endothermic, Hess's law, bond energies & an interactive calorimetry simulator📖 Lecture🎬 Walkthrough🧪 Practical
12ElectrochemistryRedox, galvanic & electrolytic cells, the electrochemical series & an interactive cell/EMF builder📖 Lecture🎬 Walkthrough🧪 Practical
Exam Centre
📝Exam Centre — predicted paper + AI-graded practiceSee the questions most likely to come (ranked by real guess papers 2024–2026), then sit a full mock — the AI marks every answer with feedback📝 Open Exam Centre
Test Preparation Centre
🎯Enter the Test Preparation CentreMDCAT chemistry · daily practice · subject tests · merit calculator · AI tutor on every question🎯 Enter
Practice — explore & have fun
🧪Virtual Chemistry LabThe open bench — mix reagents and run any reaction freely🧪 Open lab
⚛Molecular Reaction ReelWatch atoms rearrange — auto-play▶ Open
🎬Reaction TheatreAuto-play reel of dramatic reactions▶ Open