Across
- 4. Elements that give off particles and energy
- 8. These are conductors of electricity
- 10. Able to be drawn into wire
- 11. _____ bonding is metals bonding with metals
- 12. particles that protons and neutrons are made of
- 14. Elements that are not naturally occurring
- 18. Element with properties of metals and nonmetals
- 19. Most noble gases have ___ valence electrons
- 21. Elements in Groups 3-12 are ___ metals
Down
- 1. Able to be hammered or rolled into sheets
- 2. State of all elements in group 18
- 3. ___ bonding is between nonmetals and other nonmetals
- 5. ____ bonding is between metals and nonmetals
- 6. Element with more than 92 protons
- 7. Electrons in the outer shell
- 9. The positively charged center of an atom
- 13. State of most metals at room temerpature
- 15. ____ gases have a full outer energy level
- 16. Elements in Group 2 are alkaline ___ metals
- 17. Elements in group 1 are ____ metals
- 20. Elements in Group 17