periodic table
Across
- 3. 18 going down
- 5. atomic number 33
- 6. atomic number 20
- 7. atomic number 35
- 9. atomic number 82
- 10. biggest element on the periodic table
- 11. element in group 3 period 7
- 13. element 2
- 14. element in group 1 period 3
Down
- 1. 7 going across
- 2. element in group 1 period 1
- 4. atomic mass 28.085
- 6. metal in group 9 period 4
- 8. element in group 2 period 7
- 12. symbol Al