periodic fun

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Across
  1. 2. these gases are so stuck up, they are -
  2. 6. the metal part of common salt
  3. 7. I'm the gas you need to stay alive
  4. 8. this is the best kind of table
  5. 9. the scientific word for when things happen
Down
  1. 1. the non-metals are on the right, what's on the left
  2. 3. you'll find two of me in water molecules
  3. 4. I'll bleach you if I can
  4. 5. I'm very common but I don't react much
  5. 10. everything is made of these