Chemistry
Step-by-step guided lessons mapped to the official 4CH1 specification — live for 112 notes · 239 lessons, each with confidence gating, plain-words depth layers and fully explained checks.
40 guided lesson sets
4CH1-1.14CH1-1.2Start guided lessonElectrolysis Experiments4CH1-1.58CStart guided lessonCalculate Concentrations of Solutions4CH1-1.34CStart guided lessonCommon Ions4CH1-1.38Start guided lessonIonic Bonds: Dot & Cross Diagrams4CH1-1.40Start guided lessonGiant Covalent Structures4CH1-1.494CH1-1.50Start guided lessonSolutions4CH1-1.4Start guided lessonEmpirical & Molecular Formulae4CH1-1.324CH1-1.33Start guided lessonMetallic Bonding4CH1-1.53C4CH1-1.54C4CH1-1.52CStart guided lessonFormulae for Ionic Compounds4CH1-1.39Start guided lessonWord & Chemical Equations4CH1-1.25Start guided lessonSimple Molecular Structures4CH1-1.474CH1-1.484CH1-1.51Start guided lessonCovalent Bonds: Dot & Cross Diagrams4CH1-1.46Start guided lessonCalculate Relative Mass4CH1-1.26Start guided lessonPractical: Investigate the Solubility of a Solid in Water at a Specific Temperature4CH1-1.7CStart guided lessonInterpreting Chromatograms4CH1-1.114CH1-1.12Start guided lessonPure Substance vs Mixture4CH1-1.9Start guided lessonDiffusion & Dilution4CH1-1.3Start guided lessonElectronic Configurations4CH1-1.194CH1-1.22Start guided lessonCalculate Volumes of Gases4CH1-1.35CStart guided lessonWriting Half-Equations4CH1-1.59CStart guided lessonElement, Compound or Mixture4CH1-1.8Start guided lessonPractical: Investigating Paper Chromatography4CH1-1.13Start guided lessonCalculate Reacting Masses4CH1-1.29Start guided lessonSeparation Techniques4CH1-1.10Start guided lessonPeriodic Table: Basics4CH1-1.18Start guided lessonSolubility4CH1-1.5C4CH1-1.6CStart guided lessonIonic compounds: Bonds, Structure & Properties4CH1-1.414CH1-1.424CH1-1.43Start guided lessonAtoms: Definitions & Structure4CH1-1.144CH1-1.154CH1-1.16Start guided lessonPractical: Investigate the Electrolysis of Aqueous Solutions4CH1-1.60CStart guided lessonElectronic Configuration & Reactivity4CH1-1.234CH1-1.24Start guided lessonFormation of Ions4CH1-1.37Start guided lessonExperiment: Finding Formulae of Compounds4CH1-1.31Start guided lessonExplaining Conductivity4CH1-1.55C4CH1-1.56C4CH1-1.57CStart guided lessonCalculate Percentage Yield4CH1-1.30Start guided lessonFormation of Covalent Bonds4CH1-1.444CH1-1.45Start guided lessonCalculate Relative Atomic Mass4CH1-1.17Start guided lessonClassify Metals & Non-Metals4CH1-1.204CH1-1.21Start guided lessonMoles, Mass & RFM4CH1-1.274CH1-1.28Start guided lessonPractical: Determine the Formula of a Metal Oxide4CH1-1.36Start guided lesson36 guided lesson sets
4CH1-2.184CH1-2.19Start guided lessonThe Greenhouse Effect4CH1-2.13Start guided lessonPrepare a Soluble Salt II4CH1-2.40CStart guided lessonComposition of Air4CH1-2.104CH1-2.9Start guided lessonPrepare a Soluble Salt4CH1-2.39Start guided lessonGroup 7 (Halogens)4CH1-2.54CH1-2.64CH1-2.7Start guided lessonReactions of Acids4CH1-2.37Start guided lessonPractical: Investigate Metals Reacting with Acids4CH1-2.21Start guided lessonOrder of Reactivity4CH1-2.17Start guided lessonMetals Reacting with Water & Acids4CH1-2.15Start guided lessonAlloys4CH1-2.26CStart guided lessonCarbon Dioxide from Thermal Decomposition4CH1-2.12Start guided lessonCombustion4CH1-2.11Start guided lessonTests for Gases4CH1-2.44Start guided lessonGroup 1: Reactivity & Electronic Configurations4CH1-2.4CStart guided lessonBases4CH1-2.38Start guided lessonPractical: Determine the % of Oxygen in Air4CH1-2.14Start guided lessonTests for Water4CH1-2.494CH1-2.50Start guided lessonAcids, Alkalis & Neutralisation4CH1-2.314CH1-2.32Start guided lessonAcids, Bases & Protons4CH1-2.364CH1-2.35Start guided lessonIndicators4CH1-2.284CH1-2.294CH1-2.30Start guided lessonPractical: Prepare Copper(II)Sulfate4CH1-2.42Start guided lessonMetal Displacement Reactions4CH1-2.16Start guided lessonGroup 1 (Alkali Metals)4CH1-2.14CH1-2.24CH1-2.3Start guided lessonGroup 7: Reactivity & Electronic Configurations4CH1-2.8CStart guided lessonTests for Anions4CH1-2.48Start guided lessonExtracting Metals4CH1-2.23CStart guided lessonSolubility Rules4CH1-2.34Start guided lessonPractical: Prepare Lead(II)Sulfate4CH1-2.43CStart guided lessonAcid-Alkali Titrations4CH1-2.33CStart guided lessonPrepare an Insoluble Salt4CH1-2.41CStart guided lessonOxidation & Reduction4CH1-2.20Start guided lessonUsing Metals4CH1-2.25CStart guided lessonTests for Cations4CH1-2.47Start guided lessonFlame Tests4CH1-2.46Start guided lessonSources of Metals4CH1-2.22CStart guided lesson15 guided lesson sets
4CH1-3.20CStart guided lessonPractical: Effect of Catalysts on Rate of Reaction4CH1-3.16Start guided lessonPractical: Investigating Temperature Changes4CH1-3.8Start guided lessonThe Position of Equilibrium4CH1-3.21C4CH1-3.22CStart guided lessonPractical: Effect of Surface Area on Rate of Reaction4CH1-3.15Start guided lessonEnergy Level Diagrams4CH1-3.5CStart guided lessonBond Energy4CH1-3.6C4CH1-3.7CStart guided lessonMeasuring Rates4CH1-3.104CH1-3.9Start guided lessonExplaining Rates4CH1-3.11Start guided lessonEnergetics Calculations4CH1-3.34CH1-3.4Start guided lessonReversible Reactions4CH1-3.18Start guided lessonCatalysts4CH1-3.12Start guided lessonCalorimetry4CH1-3.2Start guided lessonExothermic & Endothermic4CH1-3.1Start guided lessonActivation Energy4CH1-3.14CStart guided lesson21 guided lesson sets
4CH1-4.30C4CH1-4.29CStart guided lessonCarboxylic Acids4CH1-4.35CStart guided lessonAddition Polymers4CH1-4.444CH1-4.454CH1-4.46Start guided lessonAlkanes4CH1-4.214CH1-4.20Start guided lessonPractical: Preparation of Ethyl Ethanoate4CH1-4.39CStart guided lessonOxidation of Ethanol4CH1-4.31CStart guided lessonNitrogen Oxides & Sulfur Dioxide4CH1-4.144CH1-4.154CH1-4.16Start guided lessonReactions of Carboxylic Acids4CH1-4.36CStart guided lessonEsters4CH1-4.41C4CH1-4.42CStart guided lessonBromine & Alkenes4CH1-4.274CH1-4.28Start guided lessonCracking4CH1-4.174CH1-4.18Start guided lessonAlkenes4CH1-4.264CH1-4.24Start guided lessonCrude Oil & Fractional Distillation4CH1-4.84CH1-4.94CH1-4.7Start guided lessonClassifying Organic Reactions4CH1-4.6Start guided lessonHalogens & Alkanes4CH1-4.22Start guided lessonNaming Organic Compounds4CH1-4.4Start guided lessonCombustion4CH1-4.124CH1-4.134CH1-4.11Start guided lessonCondensation Polymers4CH1-4.49C4CH1-4.50CStart guided lessonDisposal of Addition Polymers4CH1-4.47Start guided lessonManufacture of Ethanol4CH1-4.32C4CH1-4.33CStart guided lessonOrganic Compounds4CH1-4.24CH1-4.34CH1-4.1Start guided lesson