Periodic Table
Across
- 3. the first element found
- 9. halogen group 17 period 4
- 10. metals have a high ___ point
- 14. metals become ___ ions
- 18. periods go
- 19. ionic charge for iodine
- 20. sodium is this kind of element
- 21. better conductors than metals and nonmetals
- 24. lanthanide top row 9 over
- 27. are"rare earth metals"
- 30. ionic charges have a ___
Down
- 1. are "rare earth metals"
- 2. transition metals come from ___
- 4. nonmetals become ___ ions
- 5. neon is this kind of element
- 6. valance electrons have the __ energy levels
- 7. noble gasses are ___
- 8. nonmetals are ___
- 11. alkaline earth metals ___ in air
- 12. majority of the elements are
- 13. transition metal group 5 period 4
- 15. number of valance electrons hydrogen has
- 16. alkaline earth metal group 2 period 5
- 17. silicon is this kind of element
- 22. has a cream cheese texture
- 23. number of valance electrons fluorine has
- 25. alkali group 1 period 2
- 26. lanthanides react ___ with most nonmetals
- 28. nonmetals can ___ easily
- 29. noble gas group 18 period 6