Across
- 4. polonium is this type of element
- 7. Colorless,odorless,tasteless
- 8. Rare Earth metals
- 11. sodium is this type of element
- 12. is a lanthanides
- 13. gray white luster when cut
- 16. Beryllium is this type of element
- 17. nonmetals become blank ions called anions
- 19. is a Alkaline earth metal
- 21. metals blank electrons when bonded together
- 22. the most reactive nonmetal
- 25. metals become blank ions called cations
- 27. is a Noblegases
- 28. found on the outermost
- 29. diagrams that describe the chemical bonding between atoms in a molecule
Down
- 1. first to Develop the periodic table that was not published
- 2. extreamly soft like cream cheese
- 3. nonmetals blank electrons when bonded together
- 5. made the first published periodic table
- 6. is a halogen
- 9. Fluorine is this type of element
- 10. tellurium is this type of element
- 13. All are radioactive
- 14. sulfer is this type of element
- 15. reacts with sulfure
- 18. 7 valance electrons
- 20. The horizontal rows of periodic table
- 23. have multipule oxdation states
- 24. is a alkali metal
- 26. is a transition metal