Across
- 3. combine me with oxygen to make Carbon Dioxide
- 5. I have 46 electrons
- 7. I am the smallest atom
- 9. My atomic symbol is Ag
- 10. My real name is antimony
- 11. I have an average of 28 neutrons
- 14. My atomic symbol is Yb
- 16. My atomic symbol is Fe
- 17. I have an atomic number of 84
- 19. I have 28 protons
- 23. Combine me with sodium to get salt
- 24. I have an average of 114 neutrons
- 28. Combine me with hydrogen to make water
- 29. I have an atomic number of 83
- 30. I have as atomic mass around 7
Down
- 1. I have 7 protons
- 2. I have 29 protons
- 4. I am named after a famous scientist
- 6. I have 35 electrons with a -2 charge
- 8. I have an atomic number of 5
- 12. I have an atomic mass around 200
- 13. I have 6 electrons with a neutral charge
- 15. My atomic symbol is UUP
- 18. My real name is tin
- 20. I generally have 45 electrons
- 21. I have an atomic mass around 11
- 22. I have 10 protons
- 25. I have an atomic mass around 127
- 26. I generally have 42 electrons
- 27. I have close to 59 atomic mass