Primrose Kitten

Key concepts in chemistry: Whole topic summary

· Models of the atom | Quiz |

· Structure of an atom | Video | Quiz |

· Mass number and atomic number | Video | Quiz |

· Isotopes | Video 1 | Video 2 | Quiz |

· The periodic table | Video 1 | Video 2 | Video 3 | Video 4 | Video 5 | Quiz |

· Electronic structure | Quiz |

· Ions | Video | Quiz |

· Ionic bonding | Video 1 | Video 2 | Quiz |

· Structure and properties of ionic compounds | Video 1 | Video 2 | Quiz |

· Covalent bonding | Video | Quiz |

· Simple covalent compounds | Quiz |

· Giant covalent compounds | Video 1 | Video 2 | Quiz |

· Diamond and graphite | Video 1 | Video 2 | Quiz |

· More carbon structures | Video | Quiz |

· Structure of polymers | Video | Quiz |

· Metallic bonding | Quiz |

· Equations | Video | Quiz |

· Chemical equations | Video 1 | Video 2 | Quiz |

· Relative masses | Video 1 | Video 2 | Quiz |

· Empirical and molecular formula | Video | Quiz |

· Reacting masses | Quiz |

· Concentration of a solution | Quiz |

· Moles (HT only) | Video | Quiz |

States of matter and mixtures: Whole topic summary

· States of matter | Video | Quiz |

· Elements and compounds | Video | Quiz |

· Pure substances and mixtures | Quiz |

· Core practical 1 – Chromatography | Video | Quiz |

· Separating mixtures | Video | Quiz |

· Potable water | Video | Quiz |

· Treating waste water | Video | Quiz |

Chemical changes: Whole topic summary

· pH | Video 1 | Video 2 | Quiz |

· Strong and weak acids (HT only) | Video | Quiz |

· Acid reactions | Video 1 | Video 2 | Video 3 |

· Salt equations | Quiz |

· Testing for gases | Video 1 | Video 2 | Quiz |

· Core practical 3 – Making salts | Video 1 | Video 2 | Quiz |

· Core practical 5 – Titrations | Video 1 | Video 2 | Video 3 | Video 4 | Quiz |

· Solubility | Video | Quiz |

· Electrolysis | Video 1 | Video 2 | Video 3 | Video 4 | Video 5 | Quiz |

· Oxidation and reduction | Video | Quiz |

· Half equations | Video | Quiz |

· Ionic half equations (HT only) | Video |

Extracting metals and equilibria: Whole topic summary

· Chemical reactions | Video | Quiz |

· The reactivity series and displacement reactions | Quiz |

· Extracting metals | Quiz |

· Electrolysis of aluminium | Video | Quiz |

· Life cycle assessments | Quiz |

· Reversible reactions and equilibrium | Quiz |

· Le Chatelier’s Principle | Quiz |

· The Haber process | Video 1 | Video 2 | Video 3 | Quiz |

Separate Chemistry 1: Whole topic summary

Transition metals | Video |

Rusting | Video |

Structure of an alloy | Video |

Titration | Video 1 | Video 2 | Video 3 | Video 4 | Video 5 |

Percentage yield of a reaction | Video |

Concentration of a solution (HT only) | Video |

Haber process | Video 1 | Video 2 |

HYdrogen fuel reaction | Video |

Groups in the Periodic Table: Whole topic summary

· Nobel gases | Quiz |

· Group 0 | Video |

· Group 1 | Video 1 | Video 2 | Video 3 | Quiz |

· Group 7 | Video | Quiz |

Rates of reaction and energy changes: Whole topic summary

· Core practical 6 – rates of reaction | Video 1 | Video 2 | Video 3 | Quiz |

· Measuring a reaction | Video 1 | Video 2 | Quiz |

· Graphs showing rates of reaction | Quiz |

· Collision theory | Video | Quiz |

· Activation energy | Video | Quiz |

· Exothermic and endothermic reactions | Video 1 | Video 2 | Quiz |

· Energy changes in a reaction (HT only) | Video 1 | Video 2 | Quiz |

Fuels and Earth science: Whole topic summary

· Hydrocarbon | Video 1 | Video 2 |

· Fractional distillation | Video | Quiz |

· Cracking | Video | Quiz |

· Complete and incomplete combustion | Video | Quiz |

· The atmosphere | Video 1 | Video 2 | Video 3 | Video 4 | Video 5 | Video 6 | Quiz |

· Hydrogen fuel cells | Quiz |

· Greenhouse gases | Video 1 | Video 2 | Quiz |

· Pollution | Quiz |

Separate Chemistry 2: Whole topic summary

· Flame test | Video 1 | Video 2 |

· Sodium hydroxide test | Video |

· Ions | Video 1 | Video 2 | Video 3 |

Formula for alkanes | Video |

Alkenes | Video 1 | Video 2 | Video 3 |

Complete combustion | Video |

Polmers | Video |

DNA | Video |

Alcohols | Video |

Carboxylic acids | Video 1 | Video 2 |

Nanoparticle | Video |

The whole of Edexcel Chemistry Paper 1 in only 75 minutes!

The whole of Edexcel Chemistry Paper 2 in only 47minutes!

Required practicals:

1. Chromatography:
- Chromatography
- Chromatography-Why do you need to use a pencil to draw the start line?
2. Neutralising an acid:
3. Making Salts:
- Copper Sulfate Crystals - Separating solids from a solution by filtering and crystallisation
- Practical questions in an exam
4. Electrolysis:
- The electrolysis of copper (II) sulfate
- The electrolysis of sodium sulfate
- The electrolysis of sodium chloride solution (brine)
- The electrolysis of copper (II) chloride
5. Titration (Chemistry only):
- How to carry out a titration
- How to read a burette
- Indicators for titrations - Methyl orange and phenolphthalein
- Titration Method
6. Rates of Reaction:
- Measuring the rate of a reaction by collecting gas - Marble chips and hydrochloric acid
- Measuring the rate of a reaction by loss of mass
- Measuring the rate of reaction by disappearing cross - Sodium thiosulfate and
hydrochloric acid
7. Ion Identification (Chemistry only):
- Flame tests for positive ions
- Test for Positive Ions
- Test for Halide Ions
- Test for Sulfate Ions
- Test for Carbonate Ions
- Anion and Cation Ion Identification Summary (Negative and Positive Ions) and Practice
8. Combustion of alcohol (Chemistry only)

Motion and forces: Whole topic summary

· Scalar and vector | Video 1 | Video 2 | Quiz |

· Displacement | Quiz |

· Distance-time and velocity-time graphs | Video 1 | Video 2 | Quiz |

· Acceleration | Quiz |

· Contact and non-contact forces | Quiz |

· Newton’s First Law and resultant forces | Quiz |

· Newton’s Second Law | Quiz |

· Weight and mass | Quiz |

· Moving objects | Video | Quiz |

· Inertial mass | Quiz |

· Newton’s Third Law | Quiz |

· Momentum | Quiz |

· Momentum I | Quiz |

· Stopping distance | Quiz |

· Kinetic energy | Video | Quiz |

· Work done | Quiz |

Conservation of energy: Whole topic summary

· Energy | Video 1 | Video 2 | Quiz |

· Gravitational potential energy | Quiz |

· Sankey diagrams | Video | Quiz |

· Wasted energy | Quiz |

· Energy and efficiency | Video | Quiz |

· Ways to increase efficiency | Quiz |

· Renewable energy sources | Quiz |

· Non-renewable energy sources | Quiz |

Waves: Whole topic summary

· Transverse and longitudinal waves | Quiz |

· Wave speed | Video | Quiz |

· Refraction (HT only) | Video 1 | Video 2 | Quiz |

· Surfaces (Physics only) (HT only) | Video | | Quiz |

Light and the electromagnetic spectrum: Whole topic summary

· Lenses and ray diagrams (Physics only) | Video 1 | Video 2 | Video 3 |

· Electromagnetic spectrum | Quiz |

· Visible light | Quiz |

Astronomy: Whole topic summary

· Life cylce of a star | Video 1 | Video 2 |

· Redshift and blueshift | Video |

Radioactivity: Whole topic summary

· Atoms | Video 1 | Video 2 | Video 3 | Quiz |

· Mass number and atomic number | Video | Quiz |

· Ions and isotopes | Video 1 | Video 2 | Quiz |

· Background radiation | Video | Quiz |

· Models of the atom | Video | Quiz |

· Radioactive decay | Video 1 | Quiz |

· Half-life | Video | Quiz |

· Radioactivity (contamination) (Physics only) | Video | Quiz |

· Nuclear fission (Physics only) | Video |

· Nuclear fusion (Physics only) | Video |

Energy-forces doing work: Whole topic summary

· Energy | Video 1 | Video 2 |

· Power equation | Video | Quiz |

Forces and their effects: Whole topic summary

· Scalar and vector quantities | Video 1 | Video 2 |

· Resultant force on an object | Video |

· Moving objects (Physics only) | Video 1 | Video 2 |

· Moments and turning effects (Physics only) | Video 1 | Video 2 |

Energy and circuits: Whole topic summary

· Structure of an atom | Video | 

· Circuit symbols | Video | Quiz |

· Series and parallel circuits | Video 1 | Video 2 | Video 3 | Video 4 | Video 5 | Video 6 | Video 7 | Video 8 | Quiz |

· Energy calculations | Quiz |

· Change and current | Video | Quiz |

· Energy and charge | Quiz |

· Potential difference and resistance | Video 1 | Video 2 | Video 3 | Video 4 | Video 5 | Video 6 | Quiz |

· Current-potential difference graphs | Video 1 | Video 2 | Quiz |

· Energy transferred | Quiz |

· Power and potential difference | Quiz |

· Mains electricity | Quiz |

Static electricity - Physics only: Whole topic summary

Magnetism and the motor effect: Whole topic summary

· Magnets | Video 1 | Video 2 | Video 3 | Quiz |

· Electromagnets | Video 1 | Video 2 | Quiz |

· Flemings left-hand rule (HT only) | Video | Quiz |

· Magnetic flux density (HT only) | Quiz |

Electromagnetic induction: Whole topic summary

· National grid – Structure of a transformer (HT only) | Video | Quiz |

· National grid – Transformer equation (Physics only) (HT only) | Video 1 | Video 2 | Quiz |

Particle model: Whole topic summary

· Solids, liquids and gases | Video | Quiz |

· Density | Video | Quiz |

· Specific heat capacity | Video | Quiz |

· Specific latent heat | Quiz |

Forces and matter: Whole topic summary

· Energy – Elastic potential | Video | Quiz |

The whole of Edexcel Physics Paper 1 in only 56 minutes!

The whole of Edexcel Physics Paper 2 in only 56 minutes!

Required practicals:

1. Force, mass and acceleration
2. Speeds of waves
3. Refraction
4. Surfaces (Physics only)
5. Circuits
6. Density
7. Specific heat capacity
8. Extension of a spring

Seperate Science

•6 papers (2 biology, 2 chemistry and 2 physics, leading to 3 separate GCSEs)

• Each 1 hour 45 minutes

• Each paper is worth 50% of the GCSE

• 100 marks on each paper