| A | B |
| Physical Property | A property that does not involve the creation of a new substance. |
| Chemical Property | A property that results in the chemical reacting to become something new. |
| Hardness | "Scratchability" -- A measure of resistence to being scratched or dented. |
| Malleability | Refers to how easily a substance is bent or hammered into a different shape. |
| Ductility | Refers to whether or not a substance can be "pulled into wires". |
| Melting Point | The temperature at which a solid changes into a liquid. |
| Boiling Point | The temperature at which a liquid changes into a gas. |
| Crystal Form | Regular patterns (e.g., cubes) in the solid state. |
| Solubility | Dissolving |
| Viscosity | Resistence to flow |
| Density | The amount of mass per unit volume. |
| Combustibility | How readily a substance burns. |
| Reaction with an Acid | Whether or not a substance reacts with acids. |