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