Across
- 4. Elements that are usually dull, brittle, and poor condutors.
- 7. The zig-zag on the table separates these classification.
- 10. Elements that have a properties of both metals and nonmetals.
- 12. Group known for being reactive.
- 13. Atoms gain electrons to become this type of ion.
- 17. A negatively charged ion.
- 18. Ions form when atoms gain or lose these particals.
- 20. Property describing how easily a metal can shaped.
- 23. Reaction tendency of nobel gases.
- 24. Shows how many electrons are gained or lost.
- 25. Scientist who created the first widely recognized periodic table.
- 26. Reactivity trend of hologens.
- 28. Person who arranged elements by atomic number.
- 30. Elements in the top row of the f-block.
Down
- 1. Group including elements like iron and copper.
- 2. Group containing very reactive elements that form salt.
- 3. Vertical column on the periodic table.
- 5. Elements in the bottom row of the f-block.
- 6. Reactivity increases down this group.
- 8. A positively charged ion.
- 9. Group 2 elements.
- 11. A diagram that shows only valence electrons.
- 14. The process of losing eletcrons to form a positive ion.
- 15. Classifaction of elements based on repeating patterns.
- 16. Able to conduct heat electricity well.
- 19. Number of electrons in the outer energy level.
- 21. Property describes how shiny a metal is.
- 22. Group containing very reactive metals.
- 27. Reactivity decreases across.
- 29. Law that properties repeat every 8 elemnts in early organization.