Lewis structures, also called electron-dot structures or electron-dot diagrams, are diagrams that show the bonding between atoms of a molecule, and the lone pairs of electrons that may exist in the ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

A covalent bond is a shared pair of electrons between two non-metal atoms, for example carbon dioxide. Figure caption, Two atoms sharing a pair of electrons. A covalent bond happens when the positive ...

Ionic compounds are also known as electrovalent compounds. The chemical bond formed by the transfer of electrons from one atom to another is known as Ionic bond. These compounds contain ions. Through ...

Supercharge your GCSE Chemistry revision by listening to these podcasts from Bitesize and BBC Sounds. Listen on the BBC Sounds app to revise when you're out and about, or listen at home as part of ...