Across
- 3. letters and numbers that create a formula
- 6. group of atoms held together with chemical bonds
- 8. right of the periodic table
- 10. atoms with fewer or more than 8 electrons in the outermost shell
- 11. transfer electrons
Down
- 1. when chemical bonds are formed or broken
- 2. particle that contains protons, neutrons, and electrons
- 4. distributed electrons
- 5. left of the periodic table
- 7. share electrons
- 9. links between atoms in a substance that determines its identity