OCR AS Chemistry: 11.4 Structural Isomerism This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided. This lesson covers: Definition for Structural Isomers Moving functional group to form isomers Aldehydes and ketones being structural isomers Skeletal formula and structural formula

This presentation covers OCR Gateway Physics 9-1 P4.2.1 Forces, Current and Fleming’s Left Hand Rule. This presentation includes: Interacting Magnetic Field Lines Increasing Magnitude of the force on a current carrying conductor Applying Fleming’s Left Hand Rule

OCR AS level Physics: Projective Motion is a part of the Module 3: Forces and Motion Presentation come with worked examples, solutions and homeworks. Includes: Resolving vectors in 2D Pythagoras’ theorem: Equations of constant acceleration - suvat equations Projectiles being dropped Projectiles fired at and angle to the horizontal Velocity-time graphs

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

This PowerPoint presentation with worked examples and student questions covers: Jobs in Environmental Chemistry Definition of Instrumental Methods of Analysis Advantages of Instrumental Methods of Analysis Gas Chromatography and Chromatograms Mass Spectrometer and Relative Atomic Mass Identifying a molecule with use of a mass spectrum

This PowerPoint presentation with worked examples and student questions covers: • Functional groups of carboxylic acids, alcohols, alkanes, and alkenes. • Mnemonic device for naming carboxylic acids • General formula for carboxylic acids • Drawing the structural formula for carboxylic acids • Carboxylic acids as weak acids and • Acid reactions with bases, metals, and carbonates • Oxidation reactions from alcohols to carboxylic acids

OCR AS Chemistry: 13.5 Polymerisation of Alkenes This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided. This lesson covers: Monomers and repeat units Addition Polymerisation for: Polyethene Polypropene Polylactate Polystyrene Polyvinyl Chloride (PVC) Environmental Concerns from polymers including: Combustion of polymers recycling PVC biogradeable bioplastics photodegradable polymers feedstock recycling

OCR A level Chemistry: 25.1 Introducing Benzene This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Molecular, empirical, skeletal formula for benzene. The Kekulé model for benzene Evidence against the Kekule model The delocalised model for benzene Nomenclature for benzene rings and aromatic (arene) compounds Naming benzene containing compounds Drawing benzene containing compounds

OCR A level Chemistry: 26.2 Identifying Aldehydes and Ketones This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Testing for Carbonyl Groups Brady’s reagent - 2,4-dinitrophenylhydrazine - 2,4-DNP Distinguishing between Aldehydes and Ketones Tollen’s reagent - silver nitrate in aqueous ammonia

OCR A level Chemistry: 28.2 Further Practical Techniques This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Filtration under reduced pressure Purification through Recrystallisation Preparation of Melting Point Sample Melting point determination with an electric heater Melting point determination with a Thiele tube

OCR A level Chemistry: 29.4 Proton NMR Spectroscopy This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Identifying the number of different proton environments Identifying the types of proton environment and chemical shifts Integration traces (area of peaks) and relative number of protons The spin-spin splitting pattern (n + 1)

This presentation covers OCR Gateway Physics 9-1 P3.2.2 Series and Parallel Circuits Rule for current in series and parallel circuits Rule for potential difference in series and parallel circuits. Working scientifically Student activities with worked solutions Exam questions with worked solutions

This presentation covers OCR Gateway Physics 9-1 P8.3.1 The Big-Bang This PowerPoint is a whole lessons included with student activities and animated answers. Key facts about the Big-Bang model Cosmic Microwave Background (CMB, CMBR) Doppler Red shift of light from stars in galaxies Hubble’s evidence of absorption spectra being red shifted

OCR AS level Physics: Archimedes’ Principle is a part of the Module 3: Forces and Motion Presentation come with worked examples, solutions and homeworks.

OCR AS level Physics: Resistance and Resistivity is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Factors affecting resistance Calculating resistivity Resistivity and temperature Experimentally determining resistivity Using a graph to calculate resistivity

This PowerPoint presentation with worked examples and student questions covers: • Functional groups of alcohols, alkanes, and alkenes. • Comparing incomplete and complete combustion of alcohols • Mnemonic device for naming alcohols • General formula for alcohols • Drawing the structural formula for alcohols

This PowerPoint presentation with worked examples and student questions covers: • Definition of Hooke’s Law • Converting from centimeters to meters • Converting from millimeters to meters • Calculating the spring constant from a gradient of a force-extension graph • The parallax effect and good experimental practice • Data analysis (calculating mean and significant figures).

This PowerPoint presentation with worked examples and student questions covers: Prefixes mono- and poly- Alkanes and alkenes functional groups Saturated and unsaturated carbon bonds Addition polymerisation reactions Conditions needed for polymerisation reactions How monomers form polymers Repeat units and monomers