Across
- 2. has a bond angle of 104.45
- 3. Sn or stannum
- 5. families on the periodic table
- 7. ability to be drawn into a fine wire
- 9. nitrogen, oxygen, fluorine, and chlorine are ________
- 12. ability to resist breaking when pulled
- 14. has an atomic number of 3
- 17. jewel colored green by iron or titanium
- 18. rows on the periodic table
- 19. metals are recognizable by their shininess or metallic _____
- 20. contains 47 protons
- 22. has a melting point of 1083 C
Down
- 1. has an electronic configuration of [Kr] 4d^1 5s^2
- 4. Group 18
- 6. old name of gold
- 8. ability to be hammered or rolled into thin sheets
- 10. ignites when exposed to air and melts at 44 C
- 11. has wavelengths between 380 and 780 nanometers
- 13. has an electron configuration of 1s^2 2s^2 2p^4
- 15. has the old name of plumbum
- 16. elements that are good conductors of heat and electricity
- 21. old name of copper