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GCSE Chemistry: Redox Reactions
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GCSE Chemistry: Redox Reactions

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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: 21.3 Titration Techniques
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OCR Applied Science: 21.3 Titration Techniques

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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
GCSE Chemistry: Bond Energies and Energy Changes
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GCSE Chemistry: Bond Energies and Energy Changes

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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.
GCSE Chemistry: Reaction Profiles
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GCSE Chemistry: Reaction Profiles

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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.
GCSE Chemistry: Exothermic and Endothermic Reactions
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GCSE Chemistry: Exothermic and Endothermic Reactions

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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
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GCSE OCR Chemistry C3.1 Introducing Chemical Reactions
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GCSE OCR Chemistry C3.1 Introducing Chemical Reactions

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7 Resources
Resources for C3.1 GCSE OCR Chemistry Gateway 9-1 Triple and Combined (Higher and Foundation) is covered in this material. Includes: Formulae of elements and molecules Formulae of ionic compounds Conservation of mass Chemical Equations Half equations and ionic equations The mole Mole calculations
GCSE Chemistry: Mole Calculations
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GCSE Chemistry: Mole Calculations

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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
GCSE Chemistry: The Mole
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GCSE Chemistry: The Mole

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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
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GCSE OCR Chemistry C2.1 Purity and Separating Mixtures
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GCSE OCR Chemistry C2.1 Purity and Separating Mixtures

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8 Resources
All resources for P2.1 GCSE OCR Chemistry Gateway 9-1 Triple and combined (Higher and Foundation) is covered in this material. Includes: Relative Formula Mass Empirical Formula Pure and Impure Substances Filtration and Crystallisation Simple Distillation Paper Chromatography Gas and Think Layer Chromatography Purification and Checking Purity
GCSE Chemistry: Half Equations and Ionic Equations
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GCSE Chemistry: Half Equations and Ionic Equations

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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
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GCSE OCR Chemistry C2 Elements, Compounds, and Mixtures
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GCSE OCR Chemistry C2 Elements, Compounds, and Mixtures

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18 Resources
Resources for P2 GCSE OCR Chemistry Gateway 9-1 Triple and Combined (Higher and Foundation) is covered in this material. Includes: Relative Formula Mass Empirical Formula Pure and Impure Substances Filtration and Crystallisation Simple Distillation Paper Chromatography Purification and Checking Purity Metals and Non-metals Electronic Structures Forming Ions Ionic Compounds Simple Molecules Giant Covalent Structures Polymer Molecules Structure of Metals Carbon Changing State Bulk Properties Nanoparticles
GCSE Chemistry: Chemical Equations
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GCSE Chemistry: Chemical Equations

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This PowerPoint presentation with worked examples and student questions covers: • Pathways into medical chemistry • State the number of atoms from a chemical formula. • Properties of metals and non-metals • Determine state symbols for chemical equations • Balancing chemical equations
GCSE Chemistry: Conservation of Mass
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GCSE Chemistry: Conservation of Mass

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This PowerPoint presentation with worked examples and student questions covers: • State the number of atoms from a chemical formula. • Relative Atomic masses and relative formula mass • Practical activity of non-closed chemical reactions.
GCSE Chemistry: Formulae for Ionic Compounds
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GCSE Chemistry: Formulae for Ionic Compounds

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This PowerPoint presentation with worked examples and student questions covers: • State the number of electrons in each energy level. • Determine what type of ion an atom would form. • Calculate the ionic charge an atom would form with use of the periodic table. • Groups number, outer shell electrons, dot and cross diagrams
GCSE Chemistry: Formulae of Elements and Molecules
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GCSE Chemistry: Formulae of Elements and Molecules

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This PowerPoint presentation with worked examples and student questions covers: • State the number of elements in a chemical formula. • Determine the chemical formula from display formula. • Dot and cross diagrams for bonded atoms
GCSE Chemistry: Nanoparticles
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GCSE Chemistry: Nanoparticles

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This PowerPoint presentation with worked examples and student questions covers: • Relative size of nanoparticles • Convert nanometres using standard form • Uses and dangers of nanoparticles
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OCR Applied Science: 21.2 Product Testing of Consumer Products
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OCR Applied Science: 21.2 Product Testing of Consumer Products

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OCR Applied Science Level 3 - Module 21: Product Testing Techniques. 2.1 Types of testing i.e.: • in-vitro • in-vivo • titration • extraction and separation 2.2 Laboratory testing during development i.e.: • formulation • production • quality control and assurance • after sale monitoring. 2.3 Effectiveness of test i.e.: • Appropriate test method • Data collection validity and reliability • Consistent chemical composition • Hazards and risks of use (e.g. toxicity, possible mutagenic and teratogenic effects, microbiological safety)
OCR Applied Science: 21.2.3 Effectiveness of Tests
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OCR Applied Science: 21.2.3 Effectiveness of Tests

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OCR Applied Science Level 3 - Module 21: Product Testing Techniques. This PowerPoint presentation with worked examples and student activities covers: Topic 2.3 of Module 21: Product Testing Techniques. 2.3 Effectiveness of test • Appropriate test method • Data collection validity and reliability • Consistent chemical composition • Hazards and risks of use
OCR Applied Science: 21.2.2 Testing During Development
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OCR Applied Science: 21.2.2 Testing During Development

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OCR Applied Science Level 3 - Module 21: Product Testing Techniques. This PowerPoint presentation with worked examples and student activities covers: Topic 2.2 of Module 21: Product Testing Techniques. 2.2 Laboratory testing during development i.e.: • formulation • production • quality control and assurance • after sale monitoring.