Afleveringen
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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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Explore how metals are extracted from oxides at Cognito where you'll find interactive quizzes to test your knowledge. This GCSE Chemistry podcast explains oxidation, reduction, and how carbon is used to extract metals from their ores based on the reactivity series—essential knowledge for your exams.
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Master higher-tier redox reactions in this comprehensive GCSE Chemistry podcast. Learn about electron transfer, displacement reactions, and ionic equations. Perfect your understanding with interactive resources at Cognito.
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In this episode, we cover the concepts of metal extraction and reduction in this GCSE Chemistry podcast. Learn about oxidation, reduction, and the role of carbon in metal extraction. Enhance your understanding with interactive resources at Cognito.
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Master strong and weak acids in this higher-tier GCSE Chemistry podcast. Learn about ionization, pH relationships, and concentration effects. Practice with interactive simulations on Cognito (Cognito).
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Master acids, bases, and pH in this comprehensive GCSE Chemistry podcast. Learn about neutralisation reactions, pH measurement methods, and real-world applications. Practice with interactive resources on Cognito (Cognito).
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Master solution concentration calculations in this GCSE Chemistry podcast. Learn how to convert units and calculate mass from concentration. Practice with interactive questions on Cognito (Cognito).
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Master limiting reactants in this GCSE Chemistry podcast. Learn how to calculate product yields and understand excess reagents. Enhance your exam preparation with interactive practice on Cognito (Cognito).
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Ready to learn all about the principle of conservation of mass? In this essential GCSE Chemistry podcast we will cover reactions involving gases and apparent mass changes. Practice with interactive examples at Cognito to strengthen your understanding.
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Master relative formula mass calculations in this GCSE Chemistry podcast. Learn to calculate compound masses and element percentages with step-by-step explanations. Practice your skills with interactive tools at Cognito.
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Dive into the fundamental chemistry concept of states of matter in this comprehensive GCSE podcast. Learn about particle theory, state changes, and the behaviour of solids, liquids, and gases. Perfect for exam preparation - enhance your learning with interactive resources at Cognito.
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