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Electron
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Electron configuration quiz
Take this quiz and test your knowledge of electron configuration.
Lewis electron - dot structure
The Lewis electron-dot model is based on the fact that all atoms combine to give compounds in which each atom or ion achieves the noble gas valence electron configuration of s2p6 (or s2 for hydrogen...
Lewis structure exercises
Practise drawing the Lewis structure of molecules using the exercises below. Select answers to see the correct drawings.
Quantum numbers: the address of an electron
Quantum numbers are used to describe orbitals. This page will explain how to calculate the address of an electron
The Electron - an overview
Electrons are tiny particles that are revolving around the nucleus in circular orbits similar to the solar system. Energy of electron in orbit