Across
- 3. columns of the periodic table
- 4. anything that has mass and takes up space
- 6. all element symbols begin with this kind of letter
- 9. Sodium Chloride
- 11. H
- 12. rows of the periodic table
Down
- 1. matter with a composition that is always the same
- 2. Positively charged; determines what element
- 5. nonmetals are on the
- 7. the smallest piece of an element that still represents that element
- 8. metals are on the
- 10. a substance containing atoms of two or more elements chemically bonded together