Across
- 2. Substance made up of two or more elements chemically bonded together
- 5. Process in which substances are transformed into different substances
- 6. Substance that increases the rate of a chemical reaction
- 8. Substance made up of one type of atom
- 9. Force that holds atoms together in a compound
- 10. Smallest unit of a chemical compound
Down
- 1. Basic unit of a chemical element
- 3. Tabular arrangement of chemical elements
- 4. Substance with a pH greater than 7
- 7. Substance with a pH less than 7