OCR AS Chemistry: 13.3 Reactions of Alkenes This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided. This lesson covers: Alkene addition reactions: Hydrogen with a nickel catalyst Halogens Hydrogen halide Steam with an acid catalyst Test for unsaturated alkenes. Bond enthalpy for sigma and pi bonds.

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 Chemistry: 13.1 Properties of Alkenes This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided. This lesson covers: Comparing pi-bond (π-bond) and sigma bonds (σ-bonds). Aliphatic alkenes and alicyclic arrangements of molecules s, p, d orbitals for electrons Trigonal planar shape of alkanes leading to 120 degree bond angle.

GCSE OCR Physics: Pressure Revision Lesson with exam quesitons.

This PowerPoint presentation with worked examples and student questions covers: • Definition of ions • The electronic configuration of ions • Ions metals and nonmetals form • Drawing electron configurations

This presentation covers OCR Gateway Physics 9-1 P7.2.3 Electrical Heating Transfers. All presentations come with student activities and worked solutions. Walls and Insulation Thermal energy dissipation Reducing thermal energy dissipation with lubrication and insulation Heating substances and state changes Work done = Power x Time Change in thermal energy = Mass x Specific Heat Capacity x Change in temperature Thermal energy for state change = Mass x Specific latent heat

This presentation covers OCR Gateway Physics 9-1 P7.2.5 Efficiency. All presentations come with student activities and worked solutions. Efficiency Ratings Improving efficiency with insulation and lubrication Maximum efficiency Efficiency equation Sankey diagrams

This presentation covers OCR Gateway Physics 9-1 P8.1.2 Reaction Time and Thinking Distance. All presentations come with student activities and worked solutions. Reaction time definition Factors that increase reaction time Simple reaction time experiment Thinking distance Rearranging equations Speed equation (Final velocity)2 – (Initial velocity)2 = 2 x Acceleration x Distance v2 – u2 = 2 a s

OCR AS Chemistry: 14.2 Reactions of Alcohols This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided. This lesson covers: Combustion of alcohols Reflux condition for reactions Primary alcohol to aldehydes Primary alcohols to carboxylic acids Secondary alcohols to ketones Dehydration of alcohols Substitution reactions for alcohols

This PowerPoint presentation with worked examples and student questions covers: • Circuit symbols • Conditions for current to flow • Measuring current in series circuits • Measuring current in parallel circuits.

This PowerPoint presentation with worked examples and student questions covers: Definition for conservation of momentum Rearranging the momentum equation Adding vectors (momentum) Applying conservation of momentum Elastic and inelastic collision CERN and discovering particles with conservation of momentum

This presentation covers OCR Gateway Physics 9-1 P8.3.3 Satellites This PowerPoint is a whole lessons included with student activities and animated answers. Natural Satellites Geostationary Satellites Low Polar Orbit Satellites Speed is constant and velocity is changing in stable orbits. Changing speed and radius Gravitational force, acceleration, and speed. Plotting data and describing relationships

This PowerPoint presentation with worked examples and student questions covers: • State a use for metals • Describe the structure of metals • Why metals make good electrical conductors. • Metals on the periodic table

This PowerPoint presentation with worked examples and student questions covers: • Pure water being made partially of ions (hydrogen and hydroxide). • PANIC convention for electrodes • OILRIG convention for redox reactions • Electron transfers at electrodes • Half-equations for anode and cathode • Balancing half-equations

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: • Definition of hydrocarbons • Carbon and hydrogen saturation • Mnemonic device for naming alkanes • Comparing complete and incomplete combustion • Balancing complete combustion reactions

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: Proteins as polymers and amino acids as monomers Carbohydrates and simple sugars Comparing simple sugars (glucose, fructose, and sucrose) with complex carbohydrates (starch). DNA as a polymer and nucleotides as monomers Structure of nucleotides (phosphate group, a sugar (deoxyribose), and an organic base). Base pairing in DNA and hydrogen bonds

OCR AS Chemistry: 11.2 Nomenclature of Organic Compounds This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided. This lesson covers: Aliphatic, alicyclic, and aromatic compounds. Naming organic compounds Drawing organic compounds Functional Groups Alkane Alkene Alkyne Alcohols Haloalkane Aldehyde Ketone Carboxylic Acid Ester Amine Nitrile

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