Does oxygen always have 2?

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Tags

  1. #diatomic
  2. #electrons
  3. #means
  4. #covalent
  5. #formed
  6. #valence
  7. #shares
  8. #water
  9. #sharing
  10. #oxygen
  11. #require
  12. #molecule
  13. #forms
  14. #another