Across
- 3. The name of a substance based on everyday language (e.g., baking soda, rubbing alcohol)
- 4. A measure of how much matter
- 6. The smallest piece of a substance that is still that substance
- 7. The ratio of mass and volume in a sample of matter
- 11. A process during which the atoms of starting substances (reactants) rearrange to form new substances (products)
- 13. A gaseous element that does not react with other elements
- 14. A phase of matter that has definite volume and definite shape. Particles are tightly bonded and cannot move around
- 15. A characteristic of a substance that determines how it interacts with other substances
- 17. The name chemists use for a substance; contains the names of the elements found in that substance
- 18. An organization of the elements based on chemical properties
Down
- 1. A code that shows the number and kinds of atoms in one particle of a substance (e.g., H2O)
- 2. A phase of matter that has no definite shape or volume. Particles fly independently through space
- 4. The temperature at which energy is flowing into a substance to change it from a solid to a liquid
- 5. A substance that cannot be broken down into simpler substances by chemical or physical changes
- 8. A representation of an element using one or two letters
- 9. A characteristic of a substance that can be observed without changing it chemically such as size, shape, density, and phase
- 10. A phase of matter that has definite volume, but no definite shape. Fits the container it is put in. Loosely bonded particles can flow over and around one another
- 12. A representation of a chemical reaction using chemical formulas
- 16. Anything that has mass and takes up space