Across
- 4. Noble gas in period 4
- 6. Period 3, Group 2
- 7. Halogen in period 3
- 8. Period 2 with final orbit of s2
- 11. Smallest radius in group 16
- 12. Liquid nonmetal at room temperature
- 13. [Ar]4s2 3d3
- 14. Largest ionization energy in period 2
- 15. Greatest electronegativity of all elements
- 17. Metalloid in period 3
- 19. Alkali metal in period 3
- 20. Alkaline earth metal in period 4
Down
- 1. Period 6 with final orbit of p4
- 2. Period 6, Group 15
- 3. Period 4, Group 3
- 5. Name of your favorite science teacher of all time
- 9. Period 5, Group 18
- 10. Nonmetal in Group 1
- 16. Period5, Group 1
- 18. Gas in period 6
- 19. Period 4 with 6 valence electrons