Periodic Table
Across
- 1. Group 12 Period 4
- 5. Group 14 Period 6
- 6. Group 13 Period 2
- 11. Group 16 Period 2
- 13. Group 14 Period 3
- 14. Group 12 Period 6
- 15. Group 2 Period 3
- 17. Group 11 Period 5
- 18. Group 2 Period 4
- 19. Group 18 Period 2
Down
- 2. Group 11 Period 4
- 3. Group 1 Peroid 1
- 4. Group 10 Period 6
- 7. Group 15 Period 2
- 8. Group 18 Period 1
- 9. Group 1 Period 3
- 10. Group 6 Actinide Series
- 12. Group 17 Period 2
- 16. Group 11 Period 6
- 18. Group 17 Period 3