BBC
Bbc: Gcse Bitesize Science: Atomic Structure
An explanation of atomic structure and the element groups in the periodic table using plain language. Supported by diagrams and charts.
BBC
Bbc: Gcse Bitesize: Atomic Structure
This lesson focuses on the structure of atoms. All substances are made from atoms. Each atom is made of a nucleus - containing protons and neutrons - surrounded by electrons. It provides a link to an assessment.
Khan Academy
Khan Academy: Physical Processes: Electronic Structure: Electron Configurations Article
Electron configurations are a simple way of writing down the locations of all of the electrons in an atom. This article describes how this works.