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O2

Definition	:	Oxygen
Category	:	Academic & Science Chemistry
Country/Region	:	Worldwide
Popularity	:

What does O2 mean?

Oxygen is a chemical element with symbol O and atomic number 8. Molecular formula of Oxygen is O2. Oxygen cannot exist with only one atom.

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This page lists the full form or full forms of the acronym/abbreviation/shorthand/term O2