Physical Chemical Property & Change
Ghufran M. Period 4
Physical Properties
Physical properties- A characteristic of a substance that can be observed with out changing a substance into something else.
Ex: color, hardness, or shape and size, density, mass, volume
Non Ex: rust
Physical Change
Physical Change- A change in matter that doesn't affect it's chemical composition
Ex: melting ice, boiling water, breaking glass.
Non Ex: rotting food
Chemical Properties
Chemical Properties- Change in matter that produces a new object.
Ex: flammability, rust, photosynthesis, toxicity, combustible, tarnishable
Non Ex: hardness
Chemical Change
Chemical Change- A chemical reaction; a process that changes a substance into a new substance.
4 indicators- production of gas, changes in temperature, production of precipitation, or color change.
Ex: rusting iron, rat poison, tarnished silver, rotting food.
Non Ex: breaking glass