Across
- 3. A change where the atoms in the reactants rearrange themselves and bond together differently to form one or more new products with different characteristics than the reactants
- 5. Smallest unit of a element that maintains the properties of that element
- 6. A characteristic of matter that can be absorbed or measured without changing the identity of matter
- 11. Sample of matter made of only one type of particle with definite chemical and physical properties. Can be elements or compounds
- 15. An ordered arrangement of the chemical elements into rows and columns
- 16. Molecules are mixed up in an even distribution
Down
- 1. A substance that is neither an acid or base and has a value of 7 on the pH scale
- 2. A mixture is a physical blend of two or more substances
- 4. Kind of paper that changes color based on pH
- 7. Two or more atoms of different elements joined by chemical bonds
- 8. A change where the material involved in the change is structurally the same before and after the change
- 9. A substance that causes a chemical change and creates salt water with an acid
- 10. Molecules are not distributed uniformly throughout
- 12. A pure substance that cannot be separated into a simpler substance by physical or chemical means. Made of one single type of atom.
- 13. A substance that promotes a chemical change and creates salt water with a base
- 14. Two or more atoms joined by chemical bonds