Chemistry
Across
- 3. everything
- 5. Negative charge
- 7. Multiple atoms
- 9. neutral charge
- 11. Two or more elements combined
Down
- 1. building blocks of everything
- 2. Elements are in it
- 4. The things on a periodic table.
- 6. Centre of atoms and cells
- 8. Positive charge
- 10. Mix of 2 elements