This PowerPoint presentation with worked examples and student activities covers: Topic 4.3 of Module 1: Science Fundamentals of the OCR Applied Science Spec. • Stating definitions and comparing structural isomers and stereoisomers. • Condensed structural formula • Lines of symmetry for structural isomers • Cis- and Trans isomers • Optical isomers as non-superimposable mirror images. • Wedge and Dash Notation • Identifying chiral centres (asymmetric carbons) • Le Bel-van’t Hoff rule • Determining the maximum number of isomers.

This PowerPoint presentation with worked examples and student activities covers: Topic 4.2 of Module 1: Science Fundamentals of the OCR Applied Science Spec. Determining the empirical formula for compounds Draw monomers and repeat units using structural and skeletal formula of the following polymers: Polyethene​ Polypropene​ Polylactate​ Polystyrene​ Polyvinyl chloride (PVC)

This PowerPoint presentation with worked examples and student activities covers: Topic 4.1 of Module 1: Science Fundamentals of the OCR Applied Science Spec. • Alkanes as saturated hydrocarbons containing single C-C and C-H bonds • Alkenes as unsaturated hydrocarbons containing a C=C double bond • Alkynes as unsaturated hydrocarbons containing a C ≡ C triple bond • Name and draw structural and skeletal formulae of the first four members of alkanes, alkenes and alkynes • Aldehydes and ketones as organic compounds containing the C=O group • Name and draw the structural formulae of the first four aldehydes and the first two ketones • Alcohols as organic compounds containing the OH group • Name and draw structural and skeletal formulae of the first four alcohols • Conversion of alcohols to form aldehydes and ketones is classified as an oxidation reaction • Name and draw structural and skeletal formulae of the first four carboxylic acids • Reaction of carboxylic acids with an alkali, to include full equations using structural formulae • Name and draw structural and skeletal formulae of the four C4H8O2 esters • How an ester can be made from a carboxylic acid and an alcohol

This PowerPoint presentation with worked examples and student questions covers: • Electrons reside in energy levels (shells) around the nucleus • The electronic configuration of elements up to 20 is 2,8,8,2 • Groups and periods of the periodic table • Drawing electron configurations

This PowerPoint presentation with worked examples and student questions covers: • Using the periodic table to identify metals and non-metals • Different properties of metal and non-metals (Appearance, melting and boiling point, state of matter at room temperature, ductility, and malleability). • Exceptions of physical properties (mercury being liquid and carbon conducting electricity).

This PowerPoint presentation with worked examples and student questions covers: • Choosing the correct separation technique • Comparisons of mobile and stationary phases for chromatography • Rf Values • Analysing chromatographs in gas chromatography

This PowerPoint presentation with worked examples and student questions covers: • Experimental Procedure for Thin Layer Chromatography • Analysing and calculating Rf Values • Pros and cons of paper and TL chromatography • Experimental procedure for Gas Chromatography • Persuasive writing and embedding literacy in science

This PowerPoint presentation with worked examples and student activities covers: Topic 6.3 of Module 1: Science Fundamentals of the OCR Applied Science Spec. Current as flow of charge in a conductor. Use the equation: I = ΔQ ÷ Δt Ohm’s law illustrates the relationship of V ∝ I Use the equation: potential difference (V) = current (A) × resistance Use the equations for adding resistors in series and parallel Compare electromotive force and potential difference Use the equation: charge © = current (A) × time (s) Use and recognise the equation for mean drift velocity Use the equation: energy transferred (work done) (J) = charge © × potential difference (V) Use the equation: energy transferred (J, kWh) = power (W, kW) × time (s, h) Use the equation: power (W) = energy (J) ÷ time (s)

This PowerPoint presentation with worked examples and student activities covers: Topic 6.2 of Module 1: Science Fundamentals of the OCR Applied Science Spec. Structure of metals, giant covalent, and simple molecular structures. Properties of metals, giant covalent, and simple molecular structures. Forces and bonds of metals, giant covalent, and simple molecular structures. Phase diagrams – interpreting and calculating changes. Sublimation and phase diagrams.

This PowerPoint presentation with worked examples and student activities covers: Topic 6.1 of Module 1: Science Fundamentals of the OCR Applied Science Spec. • Interpreting laboratory tests for stress-strain graphs and Young’s modulus • Awareness that repeated loading cycles may cause failure by fatigue below the yield strength • Use of diagrams to understand that the way molecules are arranged in polymers determines the properties: chain length, crosslinking, use of plasticizers and crystallinity. • Use and rearranging of the density equation.

This PowerPoint presentation with worked examples and student questions covers: • Definition of technique for paper chromatography • Experimental procedure • Definitions of stationary and mobile phase • Application of Rf equation with examples and answers

This PowerPoint presentation with worked examples and student questions covers: • Changes of state • The technique of simple distillation • Concentration of solute increasing in distillation • Jobs related to chemistry • Key word test Insoluble, Soluble, Solvent, Solute, Solution, Distillation, Filtration, and Crystallisation

This PowerPoint presentation with worked examples and student questions covers: Definitions for solution, solute, solvent, insoluble, soluble. The technique of filtration The technique of crystallisation

This PowerPoint presentation with worked examples and student questions covers: Definitions of pure and impure substances Definition of an alloy Identification of purity with melting points Plotting graphs and data analysis

This PowerPoint presentation with worked examples and student activities covers: Topic 2.2 of Module 1: Science Fundementals of the OCR Applied Science Spec. Oxidation and reduction (redox) reactions Addition reactions of alkenes to include full balanced symbol equations Substitution reactions of alkanes and haloalkanes to include full balanced equations Addition polymerisation to include identification of monomers and repeating units Condensation polymerisation to include identification of monomers and repeating units Definition of a radical The role played by UV light in producing chlorine radicals from CFCs in the depletion of the ozone layer Equations to show how chlorine radicals can destroy many ozone molecules Displacement reactions to include full balanced equations for metals and halogens.

This PowerPoint presentation with worked examples and student activities covers: Topic 2.1 of Science Fundementals of the OCR Applied Science Spec. Types of mixtures to include solutions, colloids and suspensions Difference between colloids and suspensions in terms of particle size Uses of common colloids in nature and medicine Types of colloids to include aerosols, emulsions, foams, gels and sols Significance of colloids in nature and medicine Alloys as mixtures of metals The character and features of alloys Uses of common alloys to include amalgam, solder, bronze, titanium alloy

This PowerPoint presentation with worked examples and student activities covers: Topic 1.3 of Science Fundementals of the OCR Applied Science Spec. Elements react together to form compounds by i.e. ionic bonding covalent bonding

This PowerPoint presentation with worked examples and student activities covers: Topic 1.2 of Science Fundementals of the OCR Applied Science Spec. Elements are based on atomic structure and can be classified by the Periodic Table i.e.: organisation of elements within the table groups periods atomic number atomic mass atomic radius

This PowerPoint presentation with worked examples and student activities covers: Topic 1.1 of Science Fundementals of the OCR Applied Science Spec. nucleus contains protons and neutrons surrounded by electrons relative masses and charges nuclear and atomic diameters nucleon number, proton number and isotopes proton number defines the type of atom nuclear notation attractive and repulsive forces within the nucleus

This PowerPoint presentation with worked examples and student questions covers: • Calculate empirical formula and by finding the simplest whole-number ratio • Calculate relative formula mass from balanced equations.