A covalent compound forms when electrons are shared and this will happen when you have 2 nonmetals, or 2 anions, bonding together. The reason these elements share their electrons is because they have a small difference in...

Fajan's rules explain how factors like ion size, charge, and polarizability determine whether a bond will be predominantly ionic or covalent

A solid consisting of atoms, molecules, or ions arranged in a highly ordered, repetitive, three-dimensional lattice.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning...

Very strong chemical bonds between oppositely charged ions. 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...

This lesson will discuss the rules for writing the names and chemical formulae of covalent molecules and covalent networks. Definitions included: compound, ionic compound, covalent compound, covalent bond, electronegativity, molecular...

Why do different liquids boil at different temperatures? It has to do with how strongly the molecules interact with each other. Find out all the different ways, and how to use them to make predictions about matter!

Introducing free radicals.