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Oxygen Facts – Atomic Number 8 or O
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Oxygen - Wikipedia
Oxygen is a chemical element; it has the symbol O and its atomic number is 8. It is a member of the chalcogen group in the periodic …
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Oxygen | Discovery, Symbol, Properties, Uses, & Facts | Britannica
May 11, 2026 · Oxygen, a colorless, odorless, tasteless gas essential to living organisms, being taken up by animals, which convert it …
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