Dioxide

Dioxide is a chemical compound that contains two oxygen atoms per molecule. The term is used to refer to a class of compounds that contain two oxygen atoms bonded to a different element or group of elements. The most common examples of dioxides include carbon dioxide (CO2) and sulfur dioxide (SO2).

Chemical Properties

Dioxides are typically nonmetallic oxides, meaning they are compounds that contain oxygen and one or more nonmetals. They are often gases, liquids, or solids at room temperature, depending on the specific compound. Dioxides can react with water to form acids or bases, and they can also undergo redox reactions.

Examples of Dioxides

Carbon Dioxide

Carbon dioxide (CO2) is a colorless, odorless gas that is produced by burning carbon and organic compounds. It is also exhaled by animals and humans during respiration and is used by plants for photosynthesis.

Sulfur Dioxide

Sulfur dioxide (SO2) is a colorless gas with a strong, choking odor. It is produced by burning sulfur and is a major pollutant in the atmosphere.

Health Effects

Exposure to high levels of certain dioxides, such as sulfur dioxide, can have harmful effects on human health. These can include respiratory problems, eye irritation, and, in severe cases, death.

Environmental Impact

Dioxides, particularly carbon dioxide, are significant contributors to global warming. They trap heat in the Earth's atmosphere, leading to a rise in global temperatures.

See Also

• Oxide
• Carbon
• Sulfur
• Global warming

Dioxide Resources
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