Noble Gases

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Across
  1. 2. Noble gases are non-_______
  2. 5. Noble gas that starts with Ne
  3. 6. Noble gas that starts with Ar
  4. 11. That one weird noble gas (starts with Og)
  5. 12. Noble gas that starts with Kr
Down
  1. 1. Noble gas that starts with Xe
  2. 3. Distinguishing features of noble gases: tasteless, odorless, non-flammable, and _______
  3. 4. Number of valence electrons noble gases have
  4. 7. Noble gas that starts with Rn
  5. 8. Noble gases are often used in _____ signs
  6. 9. Noble gases are found in group ___
  7. 10. Noble gas that starts with He