Review Ch. 19
Across
- 4. Element with metallic and nonmetallic properties
- 8. Elements in Group 2 are alkaline __ metals
- 9. Able to be hammered or rolled into sheets
- 11. state of all elements in group 18
- 12. State of most metals at room temperature
- 13. Gases in Group 18
- 14. not naturally occuring
- 16. Elements in Group 17
- 17. Element with more than 92 protons
Down
- 1. Molecule that consists of two atoms of the same element
- 2. Able to be drawn into wire
- 3. Type of bonding in which a ' sea of electrons' surrounds positively charged ions
- 5. Different forms of same element with different molecular structures
- 6. Substance that conducts electricity under certain conditions
- 7. Elements in Group 3-12
- 10. Elements that give off particles and energy
- 15. Element in Group 1