O2

Definition : Oxygen
Category : Academic & Science » Chemistry
Country/Region : Worldwide Worldwide
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What does O2 mean?

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

Frequently Asked Questions

What is the full form of O2?

The full form of O2 is Oxygen

What is the full form of O2 in Academic & Science?

Oxygen

What is the full form of O2 in Worldwide?

Oxygen

Translation

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Citations Formatting rules vary by edition. Please verify against your required style manual.

APA Style

FullForms. (2026). O2. FullForms.com. https://fullforms.com/O2

Chicago Style

FullForms. "O2." Accessed June 4, 2026. https://fullforms.com/O2.

Harvard Style

FullForms (2026) 'O2', FullForms.com. Available at: https://fullforms.com/O2 (Accessed: 04 June 2026).

MLA Style

"O2." FullForms.com, 2026, https://fullforms.com/O2. Accessed 04 Jun. 2026.