SciShow
This Element Doesn't Fit the Periodic Table
One of the most famous elements in the periodic table doesn't really belong anywhere chemists would like to put it.
Curated Video
Flammable
Easily ignited, able to catch fire easily. Flammable materials may be solids, liquids, or gases. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Alkali
An alkali is a solution with a pH greater than 7. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract...
Curated Video
Base (chemistry)
A substance that reacts with an acid to form a salt and water. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Curated Video
Factpack: pH Scale
Explore the pH scale, and discover whether a solution is acidic, alkaline or neutral. Chemistry - Reactions - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab attention...
Curated Video
Acids and Alkalis: Part 2
Alkalis and acids can be neutralised to great and varied effect. For example, it is neutralisation reactions that help us breathe underwater or cure indigestion. Chemistry - Reactions - Learning Points. A neutral solution is pH 7 Sodium...
Curated Video
Acids and Alkalis: Part 1
The properties of strong acids and alkalis can be extremely harmful. Where do we find them, and how can we tell how acidic or alkaline a substance is? Chemistry - Reactions - Learning Points. Bases neutralise acids, and if a base...
Curated Video
Alkali Metals
Witness the exciting reactions that occur when alkali metals come into contact with other substances. What does this tell us about their properties? Chemistry - Periodic Table - Learning Points. The alkali metals make up Group 1 of the...
Curated Video
Acidification of Water
We use a drinking straw, some water and universal indicator to show that breathing out creates acid. Universal indicator is added to the water to show its pH value. When we blow into the water the indicator changes colour showing that...
Curated Video
Agar Cube Diffusion
We use coloured agar cubes to see how different shapes change the rate of diffusion. The cubes are made using sodium hydroxide and phenolphthalein indicator to give them a pink colour. When these are added to hydrochloric acid, the...
Curated Video
Neutral
In between two extremes, neither one thing nor another. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract...
Curated Video
GCSE Chemistry - Acids and Bases #34
This video is covers what acids and bases are, what the pH scale is, how we measure pH with indicators and probes, and what neutralisation reactions are.
Curated Video
Main groups in the modern periodic table | Summary
Main groups in the modern periodic table | Summary
Professor Dave Explains
Classification of Igneous Rocks: Intrusive vs. Extrusive
Now that we know how igneous rocks form, what are the types of igneous rocks? This depends on precisely where they form, and we can call them either intrusive or extrusive. These can also be called either plutonic or volcanic. What do...
FuseSchool
Neutralisation of Alkalis
Learn the basics about solubility rules for insoluble salts, as part of the overall acids, bases and alkali topic.
msvgo
Reactions with Bases and Displacement Reactions
It explains reactions of metals and non-metals with bases and talks about metal displacement reactions.
Healthcare Triage
Dark Chocolate is not a Superfood
Dark chocolate has gained a health food reputation, but is the hype too good to be true? Is it possible that a daily dose of something so delicious can improve cognitive function and heart disease risk? Let’s take a look at the science -...
msvgo
Chemical Properties of Acid and Base
It explains acids and bases in a laboratory. It explains reaction of acids and bases with metals, metal carbonates and metal hydrogen carbonates.
Curated Video
Introduction to the pH Scale and Neutralization
The video is a lesson on the basics of the pH scale and neutralization. The instructor discusses the properties of acids and alkalis, how solutions containing them can be described in terms of their acidic or alkaline nature, and how the...
Curated Video
Acids, Alkalis, Neutralization and pH Scale
The video explains the concepts of acids, alkalis, neutralization reactions, and the pH scale. The video also shows how the pH scale is used to measure the acidity or alkalinity of a solution and gives examples of strong acids, strong...
Maddie Moate
Trolls Brain Juice' (Red Cabbage pH Indicator Experiment!) | LET'S GO LIVE with Maddie and Greg
Why not get hands on with some Halloween kitchen science this season! Join Greg and Maddie as they make 'TROLLS BRAIN JUICE' and do an awesome colour changing science! All you need for this experiment is a couple of slices of red...
FuseSchool
What Are Structural Isomers
In this video we will look at some different structures of butane - so they all have 4 carbons but just arranged differently. We will also look at the the 5 different isomers for hexane - they all have 6 carbons (and hence are hexane...
msvgo
Chemical Reactions: Carboxylic acids
This nugget explains the different chemical properties of carboxylic acids and their uses.