This PowerPoint presentation with worked examples and student questions covers: Vector addition in 1D Vector addition in 2D Resolving vectors

This presentation covers OCR Gateway Physics 9-1 P6.1.2 Alpha, Beta, Gamma Radiation. All presentations come with student activities and worked solutions. Types of radiation - alpha, beta, gamma, and neutrons Ions and Atoms Ionising Radiation Geiger counter Range and penetrative power Precautions using radiation sources Exam question with solution

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

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 is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Forming nitriles from haloalkanes Forming nitriles from aldehydes and ketones Forming amines from nitriles (reduction) Forming carboxylic acids from nitriles (hydrolysis) Friedel-Crafts alkylation of benzene Acylation of benzene with acyl chloride

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: Definitions for anions, cations, anodes, cathodes. Tests for carbonate ions Tests for sulfate ions Tests for halide ions

OCR A level Chemistry: 27.1 Amines This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Aliphatic and aromatic hydrocarbons Amines being derived from ammonia (NH3) Classifying amines as primary, secondary, and tertiary Naming amines Naming ammonium salts Amines neutralisation reactions with acids Preparation of aliphatic amines Preparation of aromatic amines

This presentation covers OCR Gateway Physics 9-1 P3.1.2 Electrical Current Electron flow and conventional current Measuring current with ammeters Series and parallel circuits Comparing current at junctions

OCR A level Chemistry: 26.3 Carboxylic Acids This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Naming acyl chlorides Naming acid anhydrides Naming esters Esterification Acid hydrolysis of esters Alkali hydrolysis of esters Producing acyl chlorides from carboxylic acids Producing carboxylic acids from acyl chlorides Producing esters from acyl chlorides and phenols Primary, secondary, and tertiary molecules Producing primary amides from acyl chlorides Producing secondary amides with acyl chlorides Producing esters and carboxylic acids wirh acid anhydride

OCR A level Chemistry: 26.1 Carbonyl Compounds This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: The carbonyl group Differentiating between aldehydes and ketones Naming aldehydes and ketones Oxidation of aldehydes Electronegativity and polar bonds Electrophiles, nucleophiles, and nucleophilic addition reactions Reducing carbonyl compounds with sodium tetrahydridoborate(III) (NaH4) Primary and secondary alcohols from carbonyl compounds Reacting carbonyl compounds with hydrogen cyanide (HCN) Reaction mechanisms for nucleophilic addition using (NaBH4) Reaction mechanisms for nucleophilic addition using (HCN)

OCR A level Chemistry: 25.4 Directing Group This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Naming positions on the aromatic ring Activating groups and deactivating groups 2-and-4-directing and 3-directing groups ortho-and-para directing and meta directing groups Two-step synthesis routes for benzene using directing groups. Nitration of benzene Halogenation of benzene Friedel-Crafts Alkylation of benzene

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: 26.3 Carboxylic Acids This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: The Carboxyl Group and polarity of bonds. Naming carboxylic acids Carboxylic acids as weak acids Reactions of carboxylic acids with: Metals Metal oxides Alkali Carbonates Changing solubility of carboxylic acids in water due to carbon chain length.

OCR A level Chemistry: 25.2 Electrophilic Substitution Reactions of Benzene This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Defining an electrophile Substitution reactions Nitration of Benzene Reaction mechanisms Halogenation of Benzene Common Halogen Carriers Friedel-Crafts Alkylation Reactions Acyl Chloride Acylation Reactions of Benzene Reactivity of Alkenes and Arenes

OCR A level Chemistry: 25.3 The Chemistry of Phenol This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Naming phenols Distinguishing between phenols and alcohols Distinguishing between phenols and alkenes Distinguishing between phenols and carboxylic acids Phenol as a weak acid Electrophilic reactions with phenols Comparing and explaining the reactivity of phenols and benzene

This presentation covers OCR Gateway Physics 9-1 P8.3.5 Inside our planet This PowerPoint is a whole lessons included with student activities and animated answers. S and P waves Structure of the Earth Reflection, absorption, and refraction of waves Sonar to map the ocean floor

This presentation covers OCR Gateway Physics 9-1 P3.2.8 Electrical Power. Definition of power Standard form for kW and MW The three equations for power Rearranging electrical power equations Derivation of P = I^2 R with subsitution Students questions and worked solutions

OCR AS Chemistry: 16.1 Practical Techniques in Organic Chemistry This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided. This lesson covers: Heating under reflux Distillation Re-distillation Purifying Organic Products Removing impure acids from organic compounds Drying agents

This presentation covers OCR Gateway Physics 9-1 P8.3.4 Radiation and Temperature This PowerPoint is a whole lessons included with student activities and animated answers. All objects emit electromagnetic radiation Describe how changing temperature changes frequency, wavelength, and intensity of the radiation produced. Explain why objects change temperature by absorbing and emitting radiation. Explain why the temperature of the Earth changes due to greenhouse gases in the atmosphere.