What is the full form of O2?

The full form of O2 is oxygen gas.

Definition, Properties, and Uses of Oxygen Gas:

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Definition

According to the provided reference, the symbol for oxygen is O, and the molecular formula of oxygen is O₂. This means that a molecule of oxygen gas contains two atoms of oxygen bonded together. Therefore, when we refer to O₂, we are specifically talking about oxygen in its diatomic molecular form, which is commonly known as oxygen gas.

Properties

Oxygen gas (O₂) is known for the following properties:

• It is a colorless and odorless gas at room temperature.
• It is essential for respiration in most living organisms.
• It is highly reactive and supports combustion.

Uses

Oxygen gas has various uses, including:

1. Respiration: It is used in hospitals for patients with breathing difficulties.
2. Combustion: It supports the burning of fuels in engines and power plants.
3. Industrial Processes: It is used in the production of steel, chemicals, and other materials.

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