Across
- 3. The smallest element
- 5. Earth Metals Group 2A elements
- 6. Group 7A elements
- 7. Metals This family contains soft metals and are highly reactive
- 8. The elemental symbol for bismuth
- 9. An element that has an atomic number of 53
- 11. Group 3A and period 3
- 12. This element is a transition metal that is used to make nails
- 14. A noble gas in period 3
Down
- 1. An alkali metal located in period 4
- 2. Table A chart that contains all of the known elements
- 4. This element contains 8 protons
- 5. This element has an atomic mass of 121.8 amu
- 10. Another word for nonreactive, stable
- 11. An element that is one period below oxygen.
- 13. Gases Helium and Neon are a part of this family of elements