Studying covalent bonds and ionic compounds? Our National 5 chemistry guides can help. Revise: Covalent bonds and ionic compounds. revision-guideRevise: Covalent bonds and ionic compounds Revise ...

Can be used to recap on covalent and ionic compounds or could lead into a classroom discussion on chemical changes and structures.

A small piece of sodium metal is placed in a flask of chlorine gas. 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 ...

The human organism is composed of numerous types of molecules, both simple and complex, and all fundamental processes in a living body occur in water solutions. Therefore, for a drug to work, it must ...