Across
- 4. Negative
- 7. Positive
- 8. the links between atoms in a substance and that determines its identity
- 9. Contains three basic particles, protons, neutrons, and electrons
- 10. when something changes size, shape, and/or form
Down
- 1. opposites attract, negative is attractive to positive
- 2. in the most outer shell
- 3. sharing of electrons
- 5. groups of atoms that are held by the formula
- 6. the formula of a substance (the atoms in the chemical formula)