Periodic Table
Across
- 2. Gold
- 4. Periods
- 6. Groups
- 10. A negatively charged particles that orbit around the outside of the nucleus
- 11. Touches the staircase
- 13. 1rst noble gas element
Down
- 1. First element if halogen group
- 3. A particle with no charge
- 5. located on the right side of the periodic table
- 7. least reactive group
- 8. Most reactive group
- 9. Positive charged particles found in every element
- 11. Left side of the periodic table
- 12. 8 protons
- 14. Only transition metal thats a liquid in room temperature