Best Gas Pathways Podcasts (2025)

1
Reactions of Acids: Required Practical - Separating Mixtures 🧪 GCSE Chemistry Learning & Revision 5:24

5d ago5:24

5:24

In this episode, we look at the practical procedure for isolating a pure, dry-soluble salt. The process begins with reacting an acid with an insoluble solid, such as an oxide or carbonate. Next, filtration is employed to eliminate any unreacted solid material. The resulting solution, containing the dissolved salt, then undergoes crystallisation, in…

1
Reactions of Acids: Soluble Salts 🧂 GCSE Chemistry Learning & Revision 6:06

6d ago6:06

6:06

In this episode, we discuss soluble salts, which are compounds capable of dissolving in water. The provided text outlines a method for their creation, specifically through the chemical reaction between acids and insoluble solid substances like metal oxides. An example illustrates this process, showing how copper oxide reacts with sulfuric acid to y…

1
Reactions of Acids: Neutralisation of Acids 🧪 GCSE Chemistry Learning & Revision 7:33

7d ago7:33

7:33

In this episode, we discuss the neutralisation of acids. Neutralisation reactions involving acids are explored in this source, which explains how acids react with different types of bases. Specifically, it outlines the reactions of acids with metal carbonates, metal oxides, and metal hydroxides. For each base type, a general equation is provided al…

1
Reactivity of Metals: Reactions with Water 💥 GCSE Chemistry Learning & Revision 5:11

12d ago5:11

5:11

In this episode, we discuss the reactions of metals with water. Reactive alkali metals like potassium, sodium, and lithium undergo exothermic reactions when introduced to cold water. These reactions yield a metal hydroxide and hydrogen gas. Potassium exhibits the most energetic reaction, readily igniting the produced hydrogen and the metal itself w…

1
Acids, Alkalis & Redox Reactions: Oxidation & Reduction 🧪 GCSE Chemistry Learning & Revision 3:25

13d ago3:25

3:25

This episode clarifies the fundamental concepts of redox reactions, which involve both oxidation and reduction processes. Initially defined by the gain and loss of oxygen, these terms are further explained through the transfer of electrons. Specifically, oxidation is characterised by the loss of electrons, while reduction involves the gain of elect…

1
Chemical Measurements: Amount of Substance in Relation to Volumes and Gas 🧪 GCSE Chemistry Learning & Revision 3:59

14d ago3:59

3:59

In this episode, we discuss the amount of substances in relation to volumes and gas. Under identical temperature and pressure, equal quantities of different gases, measured in moles, occupy the same volume. Specifically, one mole of any gas occupies 24 dm³ at standard room temperature (20°C) and pressure (1 atm). This principle allows for the calcu…

1
Chemical Measurements: Solution Concentrations and Calculations 🧪 GCSE Chemistry Learning & Revision 4:58

19d ago4:58

4:58

In this episode, we discuss the concentrations of solutions and how to calculate them. Understanding solution concentrations involves quantifying the amount of a solute within a given volume of solvent, and this can be expressed using moles or mass. The document outlines how to calculate solution concentration by dividing the quantity of the substa…

1
Chemical Measurements: Reaction Pathway 🧪 GCSE Chemistry Learning & Revision 4:42

20d ago4:42

4:42

In this episode, we will discuss reaction pathways. Efficient chemical reactions are favoured for their cost-effectiveness and minimal waste generation, as highlighted by the concept of atom economy, which measures the proportion of reactants incorporated into desired products. However, selecting the best reaction pathway involves considering facto…

1
Chemical Measurements: Moles & Yield 🧪 GCSE Chemistry Learning & Revision 6:34

21d ago6:34

6:34

In this episode, we talk about moles and yield. Calculating the amount of substances in chemistry often involves the concept of moles. We outline methods to determine the number of moles using either the concentration and volume of a solution or the mass and relative formula mass of a substance. Furthermore, we explain how to calculate the theoreti…

1
Chemical Measurements: Balancing Chemical Equations ⚖️ GCSE Chemistry Learning & Revision 4:08

26d ago4:08

4:08

In this episode, we discuss balancing chemical equations. Chemical equations require balancing to ensure an equal count of each element's atoms on both the reactant and product sides of a reaction. The provided example illustrates this process using the formation of water from hydrogen and oxygen. Initially, the equation H₂ + O₂ → H₂O is unbalanced…

1
Chemical Measurements: Changing Mass 💨 GCSE Chemistry Learning & Revision 5:03

27d ago5:03

5:03

In this episode, we discuss changing mass. Changes in mass during chemical reactions are often observed due to the gaseous nature of some reactants or products, which can either escape into or be absorbed from the surroundings. For instance, burning wood appears to lose mass as carbon dioxide and water vapour dissipate. Conversely, metal corrosion …

1
Chemical Properties: Nanoparticles & Nanotechnology Uses 🔬 GCSE Chemistry Learning & Revision 5:04

28d ago5:04

5:04

In this episode, we discuss nanoparticles and their uses. Nanoparticles are defined as extremely small particles, ranging from 1 to 100 nanometres, a focus of the scientific field of nanoscience. A key characteristic of these materials is their significantly high surface area to volume ratio, leading to enhanced efficiency and potential cost saving…

1
Chemical Properties: Fullerenes ⚽ GCSE Chemistry Learning & Revision 5:34

1M ago5:34

5:34

In this episode, we discuss fullerenes, which are a class of carbon molecules forming hollow structures, often with hexagonal rings alongside pentagonal or heptagonal ones. The initial discovery, buckminsterfullerene (C60), is a spherical fullerene with potential applications as catalysts, lubricants, and drug carriers. Another key type is cylindri…

1
Chemical Properties: Graphene 💪 GCSE Chemistry Learning & Revision 4:11

1M ago4:11

4:11

In this episode, graphene, a unique form of carbon, is explored regarding its fundamental characteristics. The provided text highlights graphene's ability to conduct electricity due to its freely moving electrons, a trait it shares with graphite as a single-layer derivative. Despite its incredibly thin, two-dimensional structure, graphene exhibits …

1
Chemical Properties: Graphite ✏️ GCSE Chemistry Learning & Revision 3:50

1M ago3:50

3:50

In this episode, we discuss graphite. Graphite, a form of carbon, possesses a layered structure where each carbon atom forms strong covalent bonds with three others. These layers, composed of hexagonal rings, are held together by weak forces, allowing them to slide easily, which explains graphite's softness and use as a lubricant and in pencils. Fu…

1
Chemical Properties: Diamond 💎 GCSE Chemistry Learning & Revision 4:32

1M ago4:32

4:32

In this episode, we will discuss diamonds. Diamond, a form of carbon, is characterised by its unique structure and resulting properties. Each carbon atom within a diamond forms strong covalent bonds with four neighbouring carbon atoms, establishing an extensive network. This robust bonding arrangement is the underlying reason for a diamond's except…

1
Chemical Properties: Conductors ⚡ GCSE Chemistry Learning & Revision 5:05

1M ago5:05

5:05

In this episode, we talk about metals as conductors. Metals are proficient at conducting both heat and electricity due to the presence of delocalised electrons. These freely moving electrons within the metal's structure can carry an electrical charge from a negative to a positive terminal, explaining their electrical conductivity. Similarly, these …

1
Chemical Properties: Pure Metals 🪨 GCSE Chemistry Learning & Revision 4:02

1M ago4:02

4:02

In this episode, we are discussing pure metals. Pure metals possess large, interconnected structures held together by powerful electrostatic attractions between positively charged ions and freely moving electrons. These consistent arrangements of identically sized ions in layers contribute to characteristic properties. Consequently, the strength of…

1
Chemical Properties: Chemical Properties of Small Molecules 🧪 GCSE Chemistry Learning & Revision 5:36

2M ago5:36

5:36

In this episode, we discuss small covalent molecules and their chemical properties. Small covalent molecules possess strong internal covalent bonds but weak intermolecular forces between them, leading to low melting and boiling points and often a gaseous or liquid state at room temperature. Conversely, larger covalent molecules exhibit stronger int…

1
Chemical Bonds: Dots-And-Cross Diagrams ⚛️ GCSE Chemistry Learning & Revision 5:38

2M ago5:38

5:38

In this episode, we discuss dot-and-cross diagrams as a method for visualising covalent bonds, which involve the sharing of electron pairs between atoms. Atoms form these bonds to achieve a full outer electron shell, typically containing eight electrons. Single covalent bonds consist of one shared electron pair, as seen in chlorine (Cl₂) and water …

1
Chemical Bonds: Ions ⚛️ GCSE Chemistry Learning & Revision 5:25

2M ago5:25

5:25

In this episode, we discuss ions, which are charged particles formed when atoms or molecules either gain or lose electrons. The loss of electrons results in positively charged ions, also known as cations, which are commonly formed by metals in Group 1 and 2. Conversely, the gain of electrons produces negatively charged ions, or anions, frequently s…

1
Atoms & Elements: Alkali Metal Properties 🧪 GCSE Chemistry Learning & Revision 6:14

2M ago6:14

6:14

In this episode, we are discussing alkali metals. Alkali metals, found in Group 1 of the periodic table, are characterized by having one electron in their outermost shell, making them highly reactive as they readily lose this electron. This shared electron configuration leads to similar chemical behaviours. When these metals react with water, they …

1
Atoms & Elements: Halogens ⚗️ GCSE Chemistry Learning & Revision 5:20

2M ago5:20

5:20

In this episode, we will discuss halogens. Halogens, also known as Group 7 elements, possess seven outer electrons which makes them highly reactive as they readily gain one electron to achieve a stable full outer shell. In their elemental state, halogens exist as diatomic molecules. They commonly form salts when reacting with metals by accepting an…

1
Atoms & Elements: Metals & Non-Metals 🪨 GCSE Chemistry Learning & Revision 4:22

2M ago4:22

4:22

This episode provides a fundamental distinction between metals and non-metals based on their position in the periodic table and outer electron configurations. It highlights that metals, located on the left, tend to lose electrons to form positive ions, while non-metals, on the right, typically gain or share electrons. We further outline key physica…

1
Atomic Structure: Chemical Formula ⚛️ GCSE Chemistry Learning & Revision 14:35

3M ago14:35

14:35

In this episode, we’ll explore how atoms from different elements join together to form compounds. We’ll discuss how these compounds have unique chemical formulae based on their constituent elements. Using analogies like Lego models, we’ll illustrate how different atomic combinations create distinct structures. Finally, we’ll examine sodium oxide (N…

1
Atomic Structure: Elements & Compounds ⚛️ GCSE Chemistry Learning & Revision 4:21

3M ago4:21

4:21

In this episode, we’ll explore the fundamental concepts of elements and atoms in chemistry. We’ll discuss how there are 118 known elements, each with a unique chemical symbol. We’ll also examine atoms as the basic units of elements and illustrate these ideas with examples like oxygen (O), iron (Fe), and cobalt (Co). Finally, we’ll highlight the con…

1
Atoms & Elements: History of the Periodic Table⚛️ - GCSE Chemistry Learning & Revision 2:20

3M ago2:20

2:20

In this episode, we delve into the history of the periodic table, exploring the contributions of John Newlands and Dmitri Mendeleev. Discover how the table evolved from organising elements by mass to its modern form based on atomic numbers. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfec…

1
Atoms & Elements: History of the Periodic Table⚛️ - GCSE Chemistry Learning & Revision 1:46

3M ago1:46

1:46

In this episode, Jamie delves into the history of the periodic table, exploring the contributions of John Newlands and Dmitri Mendeleev. Discover how the table evolved from organising elements by mass to its modern form based on atomic numbers. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Pe…

1
Atoms & Elements: Electron Structure⚛️ - GCSE Chemistry Learning & Revision 1:28

3M ago1:28

1:28

In this episode, Jamie discusses the concept of electron structure, focusing on how electrons are organised within atomic shells and energy levels. Learn about the order in which electrons fill these shells and what determines their configuration. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams.…

1
Atoms & Elements: Electron Structure⚛️ - GCSE Chemistry Learning & Revision 2:03

3M ago2:03

2:03

In this episode, we discuss the concept of electron structure, focusing on how electrons are organised within atomic shells and energy levels. Learn about the order in which electrons fill these shells and what determines their configuration. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perf…

1
Atoms & Elements: Atom Size ⚛️ - GCSE Chemistry Learning & Revision 3:38

3M ago3:38

3:38

In this episode, we delve into the world of atoms and sub-atomic particles, exploring their size, structure, and relative mass. Discover how these tiny components are the building blocks of everything around us. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, CIE …

1
Atoms & Elements: Atom Size ⚛️ - GCSE Chemistry Learning & Revision 1:44

3M ago1:44

1:44

In this episode, Jamie delves into the world of atoms and sub-atomic particles, exploring their size, structure, and relative mass. Discover how these tiny components are the building blocks of everything around us. Don't miss out on subscribing for more educational content tailored to help you succeed in your exams. Perfect for AQA, OCR, Edexcel, …

1
Atomic Structure: Separating Mixtures 2 ⚛️ GCSE Chemistry Learning & Revision 2:23

4M ago2:23

2:23

In this episode, Jamie explains the techniques of simple and fractional distillation, focusing on how their ability to utilise the different boiling points of liquids allows for the effective separation of mixtures. Listeners will gain insights into both methods, understanding how each uniquely unpacks a mixture into its separate components. Don't …

1
Atomic Structure: Sub-Atomic Particles⚛️- GCSE Chemistry Learning & Revision 0:53

4M ago0:53

0:53

In this episode, Jamie explains the charges of sub-atomic particles — protons, neutrons, and electrons — and their role in making atoms neutral. Discover how these charges balance in atoms, with protons and electrons contributing positive and negative charges, respectively, and neutrons remaining charge-neutral. Don't miss out on subscribing for mo…

1
Atomic Structure: Separating Mixtures⚛️ GCSE Chemistry Learning & Revision 2:01

4M ago2:01

2:01

In this episode, Jamie covers separation techniques, explaining methods like filtration, crystallisation, and chromatography for separating mixtures and compounds. These physical processes effectively separate substances without creating new chemical substances. Don't miss out on subscribing for more educational content tailored to help you succeed…

1
Atomic Structure: Chemical Formula⚛️ GCSE Chemistry Learning & Revision 1:29

4M ago1:29

1:29

In this episode, Jamie discusses how atoms of different elements combine to form compounds, represented by formulae from their chemical symbols. Compounds, much like Lego creations, vary based on atomic combinations, exemplified by sodium oxide (Na2O). Don't miss out on subscribing for more educational content tailored to help you succeed in your e…

1
Atomic Structure: Elements & Compounds⚛️ GCSE Chemistry Learning & Revision 1:36

4M ago1:36

1:36

In this episode, Jamie explores the basics of elements and atoms, discussing the 118 different elements discovered and their unique chemical symbols. Examples include oxygen (O), iron (Fe), and cobalt (Co). 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 W…

1
The future of the oil and gas sector: Energy Industry Insights 2024 16:46

8M ago16:46

16:46

In this episode, Michael Cohen, Chief US Economist and Head of Oil and Refining at BP's Strategy, Sustainability and Ventures Group, joins us to discuss the big questions surrounding the future of the oil and gas sector. To find out more or read the transcription, please visit https://www.dnv.com/power-renewables/podcasts/…

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Working better and faster with data: Energy Industry Insights 2024 15:04

8M ago15:04

15:04

In this episode of the DNV Talks Energy podcast, we are joined by Paula Doyle, Chief Digital Officer at Aker BP. Tune in to hear our conversation as we discuss how digitalization, data, and AI are changing the way energy companies work. To find out more or read the transcription, please visit https://www.dnv.com/power-renewables/podcasts/…

1
Introducing Trust and transformations – leaders navigating change 1:12

9M ago1:12

1:12

Introducing DNV’s latest podcast series: Trust and transformations – leaders navigating change. Join us as DNV's CEOs sit down with leaders from a broad range of industries to find out how they’re tackling global transformation, building trust in their business and people, and what they think is coming next for their industry. Head over to the Trus…

1
Introducing Trust and transformations - leaders navigating change 1:13

1y ago1:13

1:13

Coming soon Introducing DNV’s upcoming podcast series: Trust and transformations – leaders navigating change. Join us as DNV's CEOs sit down with leaders from a broad range of industries to find out how they’re tackling global transformation, building trust in their business and people, and what they think is coming next for their industry. Stay tu…

1
Energy Industry Insights: The transition to a low-carbon future 22:02

1y ago22:02

22:02

This episode is part of DNV’s Energy Industry Insights report for 2024. We discuss the outlook for 2024 and how energy companies can capitalize on the biggest opportunities to decarbonize. To find out more or read the transcription, please visit https://www.dnv.com/power-renewables/podcasts/By DNV Talks Energy

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The Ghost of the Confederacy Part 3: Judgement Day 1:08:49

1y ago1:08:49

1:08:49

Send us a text In the series conclusion, we explore how the clash between Abraham Lincoln and Frederick Douglass would come to define the moral contours of the Civil War, what their collusion means for us now, and what it demands of us as Americans that the ghost of the Confederacy lives on today. Written, produced, and hosted by Ty Wycoff Music by…

1
Looking back: a series focused on climate action 18:04

2y ago18:04

18:04

Welcome to the thirteenth series of the DNV Talks Energy podcast, hosted by Mathias Steck. In this series we explore the key insights from DNV’s latest Energy Transition Outlook and what they mean for the future of our planet. We explore the geopolitical developments affecting the energy transition, and what’s needed from technology, finance and po…

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