What is a bond?

There’s more to bonding than covalent, ionic and the lines we draw between atoms on paper. Philip Ball takes on the expanding list of chemical connections.

What do we mean when we talk about bonds?

The chemical bond is still a matter of lively debate among chemists, even a century after Gilbert Lewis introduced his electron pair bonding concept. There are disputes about what is and what is not a bond, about different types of bond and how we should define bonds.

Exploding some myths - what really happens when sodium hits water?

Is it a suitable context to talk about the electrostatic appoach to bonding.