Across
- 3. groups of atoms held together with chemical bonds
- 6. links between atoms in a substance that determines its identity
- 8. unequal sharing
- 9. share valence electrons
- 10. written format of elements or bonds
Down
- 1. equal sharing
- 2. what do atoms search to have?
- 4. 3 basic particle-protons, neutrons, and electrons
- 5. transfer valence electrons
- 7. release of energy, usually in forms of heat, when chemical bonds are broken