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Edexcel Chemistry: Paper Two Content

GCSE SUMMARY VIDEOS:

GROUPS IN THE PERIODIC TABLE

A GCSE chemistry revision page on groups in the periodic table covering the alkali metals’ properties and reactivity trends, noble gas inertness and uses, halogen states and reactivity patterns, reactions with metals, and displacement trends down group 7.

RATES AND ENERGY CHANGES

A GCSE revision page on rates of reaction and energy changes including practical methods for measuring rate, collision theory, factors affecting rate, interpreting rate graphs, catalysts, activation energy, reaction profiles, and calculations of rate and energy change.

HYDROCARBONS AND COMBUSTION

A GCSE chemistry revision page on hydrocarbons covering alkanes and alkenes, combustion reactions, cracking to produce smaller alkanes and alkenes, and how these reactions relate to fuel properties and chemical behaviour with examples and explanations.

THE CHANGING ATMOSPHERE

A GCSE chemistry revision page on the Earth’s atmosphere, explaining composition and changes over time, greenhouse gases and global warming, formation of pollutants from combustion, carbon footprint ideas, and methods to reduce gas emissions.

SEPARATE CHEMISTRYIONS AND MATERIALS

GCSE revision page on ions and materials covering flame tests, hydroxide precipitates, tests for ammonium, carbonates, sulfates and halides, an ions core practical, instrumental analysis (flame photometry), plus nanoparticles, ceramics, composites and choosing materials based on properties.

SEPARATE CHEMISTRYORGANIC CHEMISTRY

A GCSE Organic Chemistry revision page covering drawing alkanes, alkenes and alcohols, testing with bromine water, combustion of hydrocarbons, alcohol dehydration, combustion practicals, polymers and monomers, carboxylic acids and ester formation with examples and explanations.