These describe how a substance looks and behaves. There are two types of properties: physical and chemical. Watch this video about how physical and chemical properties affect which materials we ...

When we come to classifying elements and exploring different ways to classify them, it can be helpful to recognise that, broadly speaking, we can divide our observations into two separate groups: ...

Physical chemists are focused on understanding the physical properties of atoms and molecules, the way chemical reactions work, and what these properties reveal. Their discoveries are based on ...