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: • Filled outer shells result in more stable electronic structures. • The electronic configuration ionic compounds • Models of giant ionic structures

OCR Applied Science Level 3 - Module 21: Product Testing Techniques. This PowerPoint presentation with worked examples and student activities covers: Topic 2.1 of Module 21: Product Testing Techniques. 2.1 Types of testing i.e.: • in-vitro • in-vivo • titration • extraction and separation

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

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

This PowerPoint presentation with worked examples and student questions covers: • Definition of halides displacement reactions • Definition of displacement reactions • Identifying displaced products • Completing displacement reactions • Explaining experimental evidence for displacement reactions.

This PowerPoint presentation with worked examples and student questions covers: • Properties of Noble gases • Trends and anomalies in Group 0 (Density, Melting Point) • Reactivity of Group 0 Noble gases • Electron configuration of Group 0 Noble gases

This PowerPoint presentation with worked examples and student questions covers: Tests for Hydrogen, Oxygen, Carbon Dioxide, Chlorine. Gifs of each gas test Electron structure for diatomic molecules

This PowerPoint presentation with worked examples and student questions covers: Chemical cells uses Fuel cell uses Comparing fuel cells and chemical cells Environmental impact of fuel cells and chemical cells The structure of fuel cells The operation of fuel cells Half-equations for fuel cells

OCR AS Chemistry: Formulae for Organic Compounds This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided. This lesson covers: molecular formula empirical formula general formula displayed formula structural formula skeletal formula

This presentation covers OCR Gateway Physics 9-1 P5.3.2a Electromagnetic Reflection. Includes student activities and full worked answers. Refraction the change of velocity - speed and direction Magnitude of refraction depending on wavelength Magnitude of refraction depending on optical density Refraction practical activity instructions Wave speed, wavelength, and frequency relationship in refraction

OCR AS Chemistry: 13.2 Stereoisomerism This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided. This lesson covers: E/Z isomerism Conditions for trans- and cis- isomerism Cahn-Ingold-Prelog rules and priority ordering

OCR AS Physics: Wave Properties is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework.

This presentation covers OCR Gateway Physics 9-1 P3.1.2 Electrical Current Conditions for current to flow Conventional current and electron flow Measuring current with ammeters Current at junctions Converting from mA to A Rearranging equations Determining current and charge flow with equation

This lesson presentations covers OCR Gateway Physics 9-1 P4.2.5 Transformers. Examples of transformers in everyday life Structure of a transformer Step-up and Step-down transformers Transformer equation and rearranging equations. Worked Examples and Student problems with worked solutions. Explanation for use of step-up transformers - efficiency

This presentation covers OCR Gateway Physics 9-1 P1.1.2 Scientific Models Dalton’s model Rutherford’s model Bohr’s model

This presentation covers OCR Gateway Physics 9-1 P1.3.2 Pressure and Volume This presentation includes: Calculating surface area Pressure equation with worked example Rearranging pressure equation Pressure equation problems with full solutions

This presentation covers OCR Gateway Physics 9-1 P6.1.3 Nuclear Equations All presentations come with student activities and worked solutions. Nuclear Notation - mass number and atomic number Nuclear equations for emissions of: Alpha radiation Beta radiation Gamma radiation