Across
- 3. yellow metal in Group 11
- 4. yellow gas in Row 3
- 6. the only liquid nonmetal
- 8. there are no solids or liquids in this group
- 10. atomic number 26S
- 11. the element with the lightest atoms
- 13. semimetal in Group 17
- 14. alkali metal in Period 3
Down
- 1. orange metal in Period 4
- 2. the air is mostly this gas
- 5. the only liquid metal
- 7. atomic number 53
- 9. in Period 7 and Group 18
- 12. good party gas