Periodic Table - Recap

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Across
  1. 2. Magnesium and sulfur are from the same ____________
  2. 4. Neon is not involved in any reaction because it has a _________ outermost shell
  3. 5. Fluorine gas exist as a __________ molecule
  4. 12. It's ion has an electron configuration of 2,8,8. It forms an oxide that turns red litmus blue
  5. 13. Group VII elements are also called __________
  6. 16. Elements in the periodic table are arranged in an _____________ atomic number
  7. 17. Argon is a ____________ element
Down
  1. 1. Going down group I, the elements become more ____________
  2. 3. Elements on the left of the periodic table forms ___________ ions
  3. 6. The elements that do not belong to any groups are called ____________ metals
  4. 7. This element receives an electron during bonding with a metal, hence it belongs to group ____________
  5. 8. Elements in group II in the periodic table have a _________ of two
  6. 9. Group 0 elements are noble ____________
  7. 10. Found in hot air balloons
  8. 11. Lithium and sodium have the same _________ properties
  9. 14. Carbon and lead are from the same _____________
  10. 15. The non-metals occupy the _________ side of the periodic table
  11. 18. Elements in period 3 have __________ electron shells