Learn GCSE Chemistry with Cognito

Join Charlie on Cognito's GCSE Chemistry podcast, where he simplifies complex chemistry topics into clear, exam-focused episodes. See all our resources at: https://cognitoedu.link/gcse-chem-podcast

Ideal for revising and preparing for your GCSE exams, each episode covers curriculum-aligned content in an engaging, easy-to-understand format. From atomic structure to chemical reactions, bonding to acids and alkalis, this educational series helps you master key GCSE chemistry concepts. Part of Cognito's exam prep resources, supporting OCR, AQA, Edexcel, and more.

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20 episodes
Updated Apr 19, 2025

Episodes20

Newest first

Apr 19, 2025 · 3 min
GCSE Chemistry: Sustainable Development and Resource Recycling
Discover essential GCSE Chemistry concepts at Cognito with interactive diagrams and practice questions. This podcast explores sustainable development, renewable resources, and recycling processes for materials like glass and metals - crucial knowledge for your chemistry exams and environmental understanding.
Apr 18, 2025 · 4 min
GCSE Chemistry: Understanding Life Cycle Assessments
Learn about life cycle assessments on Cognito with interactive quizzes to boost your exam preparation. This GCSE Chemistry podcast explores environmental impacts of products through extraction, manufacturing, use, and disposal stages, with a practical comparison between plastic and paper bags.
Apr 17, 2025 · 4 min
GCSE Chemistry: Understanding Waste Water Treatment
Explore waste water treatment processes on Cognito with interactive diagrams and quizzes. This GCSE Chemistry podcast covers the three main sources of waste water, screening, sedimentation, and biological breakdown through aerobic and anaerobic digestion – perfect for exam preparation.
Apr 15, 2025 · 4 min
GCSE Chemistry: Understanding Potable Water
Improve your GCSE Chemistry knowledge with Cognito interactive resources. This podcast explains potable water, its requirements, and production methods including freshwater treatment and desalination techniques. Perfect for exam preparation with clear explanations of key chemistry concepts.
Apr 15, 2025 · 5 min
GCSE Chemistry: Understanding Pollutants from Fossil Fuels
Explore key GCSE Chemistry concepts at Cognito with interactive quizzes and resources. This podcast examines pollutants from fossil fuel combustion, including carbon monoxide, particulates, sulfur dioxide, and nitrogen oxides, explaining their formation and environmental impacts. Essential for understanding environmental chemistry and exam preparation.
Apr 14, 2025 · 4 min
GCSE Chemistry: Understanding Carbon Footprints
Explore GCSE Chemistry with Cognito and master carbon footprints - what they are, measurement challenges, reduction strategies, and real-world limitations. Perfect for exam preparation with interactive resources to reinforce your understanding of this essential environmental topic.
Apr 12, 2025 · 5 min
GCSE Chemistry: Understanding Climate Change and Global Warming
Explore Cognito for interactive diagrams and quizzes on the crucial difference between global warming and climate change. This essential GCSE Chemistry podcast explains greenhouse gases, rising sea levels, and biodiversity impacts, perfect for exam preparation and deepening your understanding of environmental science.
Apr 11, 2025 · 4 min
GCSE Chemistry: Evolution of Earth's Atmosphere
Explore Earth's atmospheric evolution at Cognito with our comprehensive GCSE Chemistry resources. This podcast explains how our atmosphere changed from carbon dioxide-rich to oxygen-rich through volcanic activity, ocean formation, and photosynthesis – essential knowledge for your GCSE exams.
Apr 10, 2025 · 4 min
GCSE Chemistry: Testing for Gases
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.
Apr 9, 2025 · 4 min
GCSE Chemistry: Understanding Distillation Methods
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.
Apr 8, 2025 · 4 min
GCSE Chemistry: Separating Solids from Liquids
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.
Apr 7, 2025 · 5 min
GCSE Chemistry: Understanding Paper Chromatography
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.
Apr 6, 2025 · 4 min
GCSE Chemistry: Understanding Chemical Analysis and Purity
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.
Apr 4, 2025 · 4 min
GCSE Chemistry: Understanding Hydrocarbon Cracking
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.
Apr 3, 2025 · 4 min
GCSE Chemistry: Understanding Crude Oil and Fractional Distillation
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!
Apr 2, 2025 · 4 min
GCSE Chemistry: Properties and Combustion of Alkanes
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.
Apr 1, 2025 · 4 min
GCSE Chemistry: Understanding Le Chatelier's Principle
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.
Mar 31, 2025 · 4 min
GCSE Chemistry: Understanding Hydrocarbons and Alkanes
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.
Mar 30, 2025 · 5 min
GCSE Chemistry: Understanding Reversible Reactions and Equilibrium
Boost your chemistry knowledge with Cognito and access interactive resources for GCSE exam preparation. This podcast explains reversible reactions, chemical equilibrium, and how factors like temperature affect reaction positions. Perfect for understanding these essential chemistry concepts.
Mar 29, 2025 · 5 min
GCSE Chemistry: Factors Affecting the Rate of Chemical Reactions
Boost your exam preparation with Cognito interactive questions on chemical reaction rates. Learn how temperature, concentration, surface area and catalysts affect reaction speeds through collision theory. Perfect for GCSE Chemistry revision with detailed explanations of key concepts.