Across
- 1. what is the name of the table of elements
- 5. what is a pure substance
- 6. What group is the noble gases
- 7. type of between a metal and a non-metal
- 9. what ion does oxygen form
- 10. What are the columns called on the table of elements
- 12. what are the elements called in the middle of the table of elements
- 15. what is multiple differant compounds in one place
- 16. what structure do covalent bonds make
- 17. giant ionic ..........
- 18. acronym for metalic bonding
- 20. what connects atoms
- 22. what did neils bohr descover about electrons
- 23. What group is francium in
Down
- 2. what forces hold together molecules
- 3. what do the dots represent in a dot and cross diagram
- 4. What are the rows called on the table of elements
- 8. bonding between non-metals
- 11. what structure is diamond
- 13. things electons sit on
- 14. what is rutherford's model called
- 15. What is mass / relative atomic mass
- 19. What group is the Halogens
- 21. What is the chemical formula for francium fluoride