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Prepare for your GCSE Chemistry exams with Cognito and master the essential gas tests. This podcast explains how to identify chlorine, oxygen, hydrogen and carbon dioxide using simple laboratory tests. Perfect for practical exam preparation with clear, memorable explanations.
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Visit Cognito for interactive quizzes on distillation techniques. This GCSE Chemistry podcast explains simple and fractional distillation methods, their equipment, and applications. Perfect revision material to understand how to separate liquid mixtures for your exams.
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Boost your GCSE Chemistry knowledge with Cognito and access interactive quizzes on separation techniques. This podcast explains how to separate solids from liquids using filtration, evaporation, and crystallisation, covering key terminology and practical methods perfect for exam preparation.
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Explore key GCSE Chemistry concepts at Cognito with interactive quizzes and resources. This episode explains paper chromatography, separation techniques, mobile and stationary phases, and calculating Rf values. Essential knowledge for your chemistry exams with clear, concise explanations.
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Explore key GCSE Chemistry concepts at Cognito with interactive quizzes and resources. This episode explains chemical analysis, pure substances, melting and boiling points, and formulations in everyday products. Essential knowledge for your chemistry exams with clear, concise explanations.
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Explore hydrocarbon cracking on Cognito with interactive quizzes and diagrams. This GCSE Chemistry podcast explains catalytic and steam cracking processes, balanced equations, and the differences between alkanes and alkenes. Perfect for exam preparation and understanding key petrochemical industry processes.
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Explore crude oil and fractional distillation on Cognito with interactive diagrams and practice questions. This GCSE Chemistry podcast explains how crude oil forms, why it's non-renewable, and how fractional distillation separates hydrocarbons based on their boiling points. Perfect for exam revision!
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Boost your GCSE Chemistry knowledge with Cognito for interactive quizzes on alkanes. This podcast explains alkane properties, how chain length affects boiling point and flammability, plus balanced combustion equations with step-by-step guidance for exam success.
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Improve your chemistry knowledge with Cognito and ace your exams! This GCSE Chemistry podcast explains Le Chatelier's Principle and how temperature, pressure and concentration affect the position of equilibrium in reversible reactions. Essential content for higher tier students.
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Boost your GCSE Chemistry knowledge with Cognito practice questions on hydrocarbons. Learn about alkanes, their general formula, and key properties in this essential podcast. Perfect for understanding organic chemistry fundamentals before your exams.
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Boost your chemistry knowledge on Cognito with interactive graph exercises to master this essential exam topic. This GCSE Chemistry podcast explains how to calculate reaction rates using graphs, covering mean rates and instantaneous rates with clear, step-by-step instructions for exam success.
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Improve your GCSE Chemistry knowledge with Cognito practice questions and past papers. This podcast explains reaction rates, including how to measure them using different methods, calculate rates mathematically, and interpret reaction rate graphs - essential knowledge for your exams.
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Master bond energies with Cognito through our comprehensive study resources. This GCSE Chemistry podcast explains how to calculate whether reactions are exothermic or endothermic, using bond energy values to determine overall energy changes in chemical reactions.
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Cognito offers comprehensive resources to master aqueous electrolysis for your GCSE Chemistry exams. This podcast explains electrode reactions, ion discharge rules, and practical examples using copper sulfate and sodium chloride solutions. Enhance your understanding with our interactive diagrams and practice questions to confidently tackle this essential topic.
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Master the electrolysis of reactive metals with Cognito for comprehensive GCSE Chemistry revision. This podcast explains aluminium extraction, covering purification, electrode reactions, and half equations for exam success.
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Enhance your understanding with interactive Cognito diagrams for electrolysis. This GCSE Chemistry podcast explains the essential process of electrolysis, including equipment setup, ion movement, and the separation of elements from compounds like lead bromide. Perfect for exam preparation and understanding oxidation-reduction reactions.
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Explore redox reactions with Cognito and enhance your GCSE Chemistry knowledge. This podcast explains oxidation, reduction, electron transfer, displacement reactions, and how to write ionic and half equations. Perfect for exam preparation with OILRIG mnemonic.
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