Across
- 3. 6 neutrons and I'm in group 13
- 5. My symbol is H
- 8. Another word for family
- 10. I have 10 neutrons and I'm in group 18
- 13. I'm in 17,3
- 15. I have 80 protons
- 16. My chemical symbol is Os
- 17. I have 25 protons
- 21. I have 12 neutrons and I'm in group 2
- 22. My symbol is Pb
- 24. I'm found in 6,7
Down
- 1. My chemical symbol is Po
- 2. I have 16 neutrons and I'm in group 16
- 4. My symbol is O
- 6. I can be found in 1,7
- 7. I have 29 protons
- 9. I have 2 electrons
- 11. What an element is called
- 12. 6 neutrons and I'm in group 14
- 14. 12,4
- 18. I'm found in 11, 6
- 19. How my name is represented
- 20. I have an atomic number of 50
- 23. # The number of protons is my...