Across
- 1. Small number written below and to the right of a chemical symbol
- 2. Numbers placed in front of formulas to balance an equation
- 5. Systematic name that identifies a substance using scientific rules (no spaces)
- 6. Substance formed when two or more elements chemically combine
- 7. Chemical equation written using words instead of formulas (no spaces)
- 8. Pure substance made of only one type of atom
- 9. Everyday name of a chemical substance (no spaces)
Down
- 1. Reaction in which one compound breaks down into simpler substances (no spaces)
- 3. Reaction in which two or more substances combine to form one product (no spaces)
- 4. Combination of symbols and numbers representing a substance (no spaces)