Periodic Table
Across
- 2. Metals that have 1 valence electron
- 7. A bond formed when a nonmetal and metal bond
- 10. The number of protons in the nucleus
- 12. Metals used in coins and jewelry
- 13. When the outer ring only needs one electron to be full
- 14. Located right of the stairstep line
- 15. This element's symbol is "Na"
- 16. This element's symbol is "Au"
- 17. This element is needed to breath
- 19. This element's symbol is "K"
Down
- 1. Located at group 17, period 2
- 3. The rows on the periodic table
- 4. When an atom has a charge
- 5. Positive ions
- 6. Contains iron, cobalt, and nickel
- 8. A bond formed when two nonmetals bond
- 9. Located left of the stairstep line
- 11. Along the stairstep line
- 14. Gases that are found in group 18
- 18. The columns on the periodic table