Across |
4. | Letters that are used for numbers on the periodic table (2 Words) |
5. | Elements in groups 3-12 (2 Words) |
7. | Measure of the size of an atom (2 Words) |
8. | Elements that like to give away electrons |
9. | An ion with a positive charge |
12. | Electrons that participate in the bonding process (2 Words) |
13. | The energy required to remove an electron (2 Words) |
15. | Tendency to attract electrons |
17. | Property of being easily manipulated into another shape |
18. | An atom's energy levels are broken down into |
19. | Property of easily being hammered flat without breaking |