Across
- 4. When becoming an ion, metals do what with electrons
- 6. The number of dots around Gallium
- 9. First transition metal in group 12
- 10. Most reactive nonmetals
- 11. Most reactive metals
- 15. The structure that determines the number of dots around an element
- 17. Metals that come from the ores in the Earth's crust
- 19. Alkaline earth metal
- 22. Dull and poor conductors
- 23. Contain properties from both metals and nonmetals
- 27. Lanthanide
- 29. Have a full outer shell of valence electrons
- 30. Which one gains electrons when becoming an ion
Down
- 1. Alkali Metal in Period 2
- 2. The creator of our modern periodic table
- 3. Also known as "rare earth metals"
- 5. First person to get their periodic table published
- 7. Metals with 2 valence electrons
- 8. First person to create a periodic table based on atomic mass
- 12. Metal with the atomic number of 13
- 13. Metalloid in Period 2
- 14. Cations
- 16. Halogen in Period 3
- 18. Radioactive elements grouped in a row and not a column
- 20. Noble Gas in Period 1
- 21. Nonmetal in Group 1
- 24. Negative ions
- 25. Most reactive halogen
- 26. Least reactive halogen
- 28. Shiny and good conductors