Curated Video
Giant covalent structure
A substance in which a large number of non-metal atoms are covalently bonded in a continuous network. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Ionic Bonding
How metals and non-metals combine to form compounds with unique and very different properties. Chemistry - Atoms And Bonding - Learning Points. An electrically charged atom is called an ion. Ionic bonds are very strong. Ions are formed...
Schooling Online
Chemistry Properties and Structure of Matter: Properties of Matter - The Periodic Table
Long Jane Silver buys an antique table, despite an old sailor’s warning that it is haunted! Is she ready to discover what lies waiting inside? This lesson will introduce the periodic table of elements and explain how it is...
Getty Images
Sulphur mixed with hydrochloric acid. These two substances do not react. Compare this with the vigorous reaction of hydrochloric acid and iron, K002/4135
Sulphur mixed with hydrochloric acid. These two substances do not react. Compare this with the vigorous reaction of hydrochloric acid and iron, K002/4135