This PowerPoint presentation with worked examples and student questions covers: • Definition of Alkali Metals • Properties of Alkali Metals • Trends and anomalies in Group 1 (Density, Melting Point) • Reactivity of Group 1 Alkali Metals • Electron configuration of Group 1 Alkali Metals

This PowerPoint presentation with worked examples and student questions covers: • The position of metals and non-metals on the periodic table • The ions metals and non-metals form • The ion composition of solutions • Electrodes, cations and anions • The products of electrolysis of solutions • Keyword descriptions and revision tips

This PowerPoint presentation with worked examples and student questions covers: • Pure water being made partially of ions (hydrogen and hydroxide). • PANIC convention for electrodes • OILRIG convention for redox reactions • Electron transfers at electrodes • Half-equations for anode and cathode • Balancing half-equations

This PowerPoint presentation with worked examples and student questions covers: • Naming electrolysis experimental set up • PANIC convention for electrodes • Electron transfers at electrodes • Half-equations for anode and cathode

This PowerPoint presentation with worked examples and student questions covers: • Concentration of fruit squash • Comparing strong and weak acids • pH and hydrogen ion concentration • Titration curves

This PowerPoint presentation with worked examples and student questions covers: • Identifying metals on the periodic table • Predicting the salt formed in acid metal reactions. • Predicting the salt formed in acid carbonate reactions. • Conservation of mass and state symbols

This PowerPoint presentation with worked examples and student questions covers: • Word equations for neutralisation reactions • Describing how ions form salts • Describing how water is formed • Predicting the names of salts formed

This PowerPoint presentation with worked examples and student questions covers: • pH 0 - 14 scale with household examples • Definitions for acids, bases and alkali substances • Universal indicator and pH probes • Using equalities and inequalities

This PowerPoint presentation with worked examples and student questions covers: • Oxidation and reduction reactions for oxygen • Identification of oxidation and reduction agents • Oxidation and reduction reactions for electrons • Half equations to determine oxidation and reduction

OCR Applied Science Level 3 - Module 21: Product Testing Techniques. 3.1 Titration techniques on consumer products • Acid-base titration (e.g. limescale removers, eco-disinfectants) • Precipitation titration (e.g. contact lens saline solution) • Redox titration, (e.g. bleach, tooth whitener; vitamin C tablets). • Complexometric titrations (e.g. Milk of Magnesia) Including explanation and activities on: Titration calculations Moles and molar mass Rearranging Equations State symbols Significant Figures Comparing Data

This PowerPoint presentation with worked examples and student questions covers: • Definition of bond energies • Calculating bond energies per mole • Calculating change in bond energies in reactions • Determining if a reaction is exothermic or endothermic from the change in bond energy.

This PowerPoint presentation with worked examples and student questions covers: • Reaction profiles for exothermic and endothermic • Energy stores of particles and surroundings • Activation energy • Describing the main features of reaction profiles.

This PowerPoint presentation with worked examples and student questions covers: • Definition for exothermic and endothermic • Examples of exothermic and endothermic reactions • Practical procedure for NaOH(aq) + HCl(aq) → NaCl(aq) + H2O(l) • Determining if experimental evidence show a exothermic or endothermic reaction

This PowerPoint presentation with worked examples and student questions covers: • Rearranging Equations • Stoichiometry as relative abundances • Relative Atomic Mass, Relative Formula Mass and Molar Mass • Calculating the number of moles present • Conservation of mass

This PowerPoint presentation with worked examples and student questions covers: • Using Standard Form • Avogadro’s constant • Relative Atomic Mass, Relative Formula Mass and Molar Mass • Rearranging Equations • Calculating the number of moles present

This PowerPoint presentation with worked examples and student questions covers: • Precipitation in chemical reactions • Definition of ions • Ionic Half equations • Dot and cross diagrams for electron structure • Introduction to full ionic equations and net ionic equations