Across
- 2. what is the ______ for carbon? C.
- 3. atoms share 3 pairs of electrons
- 5. an atom with a charge
- 7. group 17 element
- 10. 1-8, how many rings there are
- 11. 1,2,12,13,14,15,16,17,18,horizontal
- 12. "lewis structure" represents valence electrons
- 13. 2+ chemically combined electrons
- 14. element in group 1
Down
- 1. bond, shares electrons
- 4. atoms share 2 pairs of electrons
- 5. bonding between elements opposite side or periodic table
- 6. group 18 element
- 8. 1-7, horizontal on periodic table
- 9. Number of protons in nucleus