Across
- 2. made up of elements
- 4. makes up the periodic tables
- 7. table made by Mendeleev
- 8. what makes up elements
- 9. when the chemistry equation is simplified
- 10. when only one element or compound moves
Down
- 1. when 2 elements or compounds moves
- 3. when the chemistry equations enlarge
- 5. -charge
- 6. +charges