Across
- 3. bond between 2 metals
- 5. metals that are stable and are used in coins
- 10. formed when a nonmetal atom gains one or more electrons
- 11. bond between 2 nonmetals
- 16. atoms of the same element have different# of neutrons
- 17. the electron on the outer ring
- 18. bond between a metal and a nonmetal
- 19. metal has l valence electron most reactive metals react with water
- 20. dull,often gas at room temperature
Down
- 1. able to be deformed without losing toughness
- 2. rows across the periodic table
- 4. all elements in group 17
- 6. a atom with a net electric charger
- 7. elements that share properties of metals and nonmetals
- 8. metals found in groups 3-12
- 9. columns up and down the periodic table
- 12. a positively charged ion
- 13. molecules made of only 2 atoms
- 14. metal with 2 valence electrons not found in nature
- 15. shiny,found on left side of table