Across
- 2. Found in group 10, period 4, with the atomic number 28
- 4. In group 13, Atomic # 5
- 5. Has a mass of 79.90
- 7. In group 1 of the periodic table, sitting by itself
- 9. Has an atomic mass of 126.90
- 12. has an atomic mass 35.45, found in group 17
- 13. Has an atomic number of 16
- 15. Has a symbol of Hg
- 17. Atomic number 8
- 18. Found in group 12, with an atomic mass of 35.39
Down
- 1. Has a symbol of Si
- 3. Has an atomic mass of 39.95
- 6. In group 4, period 4,atomic mass # 47.87
- 7. has an atomic number of 2
- 8. Atomic mass of 14.01
- 10. Atomic number of 9
- 11. Has an atomic mass 26.98
- 12. A member of the periodic table, Atomic Number 6.
- 14. Has an atomic number of 36
- 16. atomic mass, 20.18
