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المحتوى المقدم من Seneca Learning. يتم تحميل جميع محتويات البودكاست بما في ذلك الحلقات والرسومات وأوصاف البودكاست وتقديمها مباشرة بواسطة Seneca Learning أو شريك منصة البودكاست الخاص بهم. إذا كنت تعتقد أن شخصًا ما يستخدم عملك المحمي بحقوق الطبع والنشر دون إذنك، فيمكنك اتباع العملية الموضحة هنا https://ar.player.fm/legal.
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REVISE GCSE Chemistry - A podcast by Seneca Learning
وسم كل الحلقات كغير/(كـ)مشغلة
Manage series 3139602
المحتوى المقدم من Seneca Learning. يتم تحميل جميع محتويات البودكاست بما في ذلك الحلقات والرسومات وأوصاف البودكاست وتقديمها مباشرة بواسطة Seneca Learning أو شريك منصة البودكاست الخاص بهم. إذا كنت تعتقد أن شخصًا ما يستخدم عملك المحمي بحقوق الطبع والنشر دون إذنك، فيمكنك اتباع العملية الموضحة هنا https://ar.player.fm/legal.
Welcome to REVISE, the ultimate podcast for those ready to ace their Chemistry GCSE exams! Are you feeling the exam pressure building up like a stack of unread textbooks? Fear not! Join us as we transform daunting topics into digestible, engaging, and easy-to-follow episodes. To see all of Seneca Learning's available content, visit our website https://app.senecalearning.com/
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192 حلقات
وسم كل الحلقات كغير/(كـ)مشغلة
Manage series 3139602
المحتوى المقدم من Seneca Learning. يتم تحميل جميع محتويات البودكاست بما في ذلك الحلقات والرسومات وأوصاف البودكاست وتقديمها مباشرة بواسطة Seneca Learning أو شريك منصة البودكاست الخاص بهم. إذا كنت تعتقد أن شخصًا ما يستخدم عملك المحمي بحقوق الطبع والنشر دون إذنك، فيمكنك اتباع العملية الموضحة هنا https://ar.player.fm/legal.
Welcome to REVISE, the ultimate podcast for those ready to ace their Chemistry GCSE exams! Are you feeling the exam pressure building up like a stack of unread textbooks? Fear not! Join us as we transform daunting topics into digestible, engaging, and easy-to-follow episodes. To see all of Seneca Learning's available content, visit our website https://app.senecalearning.com/
…
continue reading
192 حلقات
كل الحلقات
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 Using the Earth's Resources: Sewage Treatment 🚽 GCSE Chemistry Learning & Revision 4:33
4:33
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In this episode, we outline the essential stages of sewage treatment . Proper disposal of waste water is crucial for environmental protection. Initially, screening removes large debris , followed by sedimentation which separates solids (sludge) from liquid (effluent) . Subsequently, bacteria anaerobically digest the sludge , while the effluent undergoes aerobic digestion , preparing it for safe environmental release. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 Using the Earth's Resources: Potable Water in the UK vs. Saudi Arabia 💧 GCSE Chemistry Learning & Revision 8:02
8:02
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This episode contrasts the production of drinking water in the UK and Saudi Arabia . In the UK, abundant rainfall allows for the collection of freshwater, which is then treated through filtration and sterilisation. Conversely, Saudi Arabia, facing low rainfall, relies on seawater as its primary source. To make this seawater drinkable, it undergoes desalination processes like distillation or reverse osmosis. The episode highlights that while various methods exist globally, the specific techniques employed are dictated by available water sources and local environmental conditions . A significant drawback of seawater treatment in Saudi Arabia is the high energy consumption and associated costs of desalination . Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 Using the Earth's Resources: Potable Water Sources 💧 GCSE Chemistry Learning & Revision 7:18
7:18
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This episode outlines various origins of drinkable water. We identify fresh water as the simplest source to purify, requiring only filtering and sterilization. In contrast, seawater desalination is presented as the most energy-intensive and costly method. Finally, the text notes that wastewater treatment is a multi-stage process that demands less energy than making seawater potable. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 The Earth's Atmosphere: Carbon Footprints Barriers 👣 GCSE Chemistry Learning & Revision 8:05
8:05
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This episode outlines several significant obstacles hindering the reduction of global carbon footprints . We identify disagreements among scientists regarding climate change as a scientific barrier. Economic concerns , particularly the potential impact on development, are highlighted as a major impediment for governments. Political disagreements and the resulting uncertainty about international cooperation further complicate the issue. Finally, social resistance to lifestyle changes and a lack of public education are presented as additional challenges. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 The Earth's Atmosphere: Carbon Footprints 👣 GCSE Chemistry Learning & Revision 8:03
8:03
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In this episode, we discuss carbon footprint, which refers to the total greenhouse gases emitted by an activity or product. Individuals can decrease their footprint by improving energy efficiency, reducing waste, and using renewable energy . Governments can implement emission taxes, caps, and tradable licenses to curb corporate emissions. Carbon capture and storage involves trapping and storing carbon dioxide, while carbon offsetting , like planting trees, counteracts emissions. Finally, carbon-neutral products do not increase atmospheric carbon dioxide levels. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 The Earth's Atmosphere: Climate Change 🌍 GCSE Chemistry Learning & Revision 3:27
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In this episode, we look at climate change based on the earth's atmosphere. Rising global average temperatures are identified as a primary driver of global climate change . This warming trend is anticipated to trigger significant and varied consequences. Notable among these is the melting of polar ice , which would elevate sea levels and endanger certain animal populations. Furthermore, the frequency and intensity of extreme weather events like storms, heat waves, and droughts are projected to increase. Shifts in precipitation patterns and water availability are also expected, potentially leading to food shortages in vulnerable regions. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 The Earth's Atmosphere: The Earth's Early Atmosphere 🌋 GCSE Chemistry Learning & Revision 4:32
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In this episode, we discuss the Earth's early atmosphere. Scientists generally agree that Earth's initial atmosphere, following its formation approximately 4.6 billion years ago, was heavily influenced by widespread and active volcanism. These eruptions released significant quantities of carbon dioxide , along with lesser amounts of other gases like water vapour and methane, leading to a carbon dioxide-rich atmosphere akin to present-day Mars. As the planet cooled, water vapour condensed to form oceans , which subsequently absorbed much of the atmospheric carbon dioxide through reactions that created carbonate sediments. Over time, nitrogen levels in the atmosphere gradually increased , contributing to the evolution of Earth's air composition. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 Identifying Ions: Flame Emission Spectroscopy 🔥 GCSE Chemistry Learning & Revision 6:15
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In this episode, we discuss flame emission spectroscopy. Flame emission spectroscopy is an analytical technique used to determine the identity and amount of metal ions in a liquid sample. The process involves introducing the sample to a flame, which causes the metal ions to emit light at specific wavelengths . A spectroscope then separates this light into a unique line spectrum for each metal present. By analysing these spectra and comparing their intensity to reference data, both the types and concentrations of metal ions within the solution can be established, even in mixtures. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 Identifying Ions: Sulfates 🧪 GCSE Chemistry Learning & Revision 5:55
5:55
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This episode details a two-step chemical test used to identify the presence of sulfate ions in a solution. First, dilute hydrochloric acid is added to eliminate any interfering carbonate ions. Next, barium chloride is introduced to the solution. If sulfate ions are present, they will react with the barium ions to form a characteristic white precipitate of barium sulfate . This visible reaction confirms the existence of sulfates in the original sample. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 Identifying Ions: Halides 🧪 GCSE Chemistry Learning & Revision 5:49
5:49
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This episode discusses how to identify halides. To identify halide ions, in a solution, a two-step process is employed. First, dilute nitric acid is added to eliminate any carbonate ions that could interfere with the subsequent test. Following this, silver nitrate is introduced. The presence of halide ions is indicated by the formation of a precipitate; silver chloride appears white, silver bromide is cream-coloured, and silver iodide presents pale yellow. These observations allow for the identification of the specific halide anion present. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 Purity, Formulations & Chromatography: Chromatography 🧪 GCSE Chemistry Learning & Revision 4:04
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In this episode, we discuss chromatography. Chromatography is a technique used to separate the components of a mixture . This process relies on two phases: a mobile phase that carries substances and a stationary phase that impedes their movement. The separation occurs because different substances have varying affinities for these two phases. If a substance is more attracted to the mobile phase, it travels further; conversely, greater attraction to the stationary phase results in less movement. The effectiveness of separation can be influenced by the solvent used as the mobile phase. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 Alkenes & Alcohols: Addition Polymers 🔗 GCSE Chemistry Learning & Revision 4:18
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In this episode, we talk about addition polymerisation. Addition polymerisation is a process where numerous short-chain monomers , specifically alkenes , combine to form a single long-chain polymer . This occurs because the carbon-carbon double bonds in the alkene monomers break, enabling them to link together. Notably, the resulting polymer is the sole product of this reaction, meaning its repeating unit possesses the same atoms as the initial monomer. Naming these polymers involves prefixing 'poly' to the bracketed name of the starting monomer, as illustrated by the formation of poly(ethene) from ethene and poly(propene) from propene. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 Alkenes & Alcohols: Reactions of Carboxylic Acids 🧪 GCSE Chemistry Learning & Revision 4:44
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This episode outlines the fundamental aspects of carboxylic acids. We begin by listing and providing the chemical formulas for the four smallest carboxylic acids in order of increasing size: methanoic, ethanoic, propanoic, and butanoic acids. We then describes typical chemical reactions that carboxylic acids undergo . These reactions include interactions with carbonates, resulting in a salt, carbon dioxide, and water , as well as their dissolution in water to form acidic solutions. Finally, the text explains that carboxylic acids react with alcohols in the presence of an acid catalyst to produce esters and water , illustrated with the example of ethanoic acid and ethanol forming ethyl ethanoate and water. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 Alkenes & Alcohols: Fermentation 🍺 GCSE Chemistry Learning & Revision 7:00
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In this episode, we discuss fermentation. Fermentation , a common method for making ethanol, a key ingredient in alcoholic beverages, is detailed. The process involves adding yeast to a sugary liquid . This results in a reaction that yields ethanol in a water-based solution and carbon dioxide . Optimal conditions for this process include a temperature of 37°C, a slightly acidic environment, and the absence of oxygen . In essence, the episode outlines the fundamental process and necessary conditions for producing ethanol through fermentation. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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REVISE GCSE Chemistry - A podcast by Seneca Learning

1 Alkenes & Alcohols: Reactions of Alcohols 🧪 GCSE Chemistry Learning & Revision 5:18
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In this episode, we discuss reactions of alcohols. Alcohols exhibit consistent reactivity with various substances. When mixed with water, they form neutral solutions. Their reaction with sodium yields hydrogen gas. Strong oxidising agents transform alcohols into carboxylic acids. Finally, in the presence of air and heat, alcohols undergo complete combustion, producing carbon dioxide and water, as exemplified by the provided equation for methanol. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE and WJEC exam boards. Click here to see all of our GCSE Chemistry content!…
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