Across
- 1. A small part of a element
- 2. What comes out at the end
- 3. mass of one atom
- 4. Deadly chemicals that can dissolved
- 7. substances from the periodic table
- 9. mixture is the same
- 11. Material does change
- 14. Where elements are found.
- 15. Where 2 electron combine
- 17. Electric force brings together atoms
- 18. reaction where clouds or jelly or solids form
Down
- 1. The number of a element
- 3. A negatively charged ion
- 5. A combination in atoms
- 6. material does not change
- 8. a lipped cylindrical glass container for laboratory use
- 10. Materials we start with
- 12. A mixture of metal materials
- 13. mathematical relationship or rule expressed in symbols.
- 16. material mixed together