Learn more on the properties of ionic compounds in this podcast. Listen to the full series on BBC Sounds. Ionic compounds have high melting and boiling points, so they are in the solid state at ...

The chemical formula of a ... The formula of a covalent network or ionic compound gives the simplest ratio of atoms/ions in the substance. Sometimes the name of the compound gives information ...

A little water helps expose the sodium so it can react with the chlorine gas. The reaction releases a lot of heat as the ionic compound sodium chloride is formed. A sodium and chlorine atom are near ...