Formation of Sulfur Dioxide
S + O2 → SO2
Tổng quan
Sulfur burns in oxygen with a characteristic blue flame to produce sulfur dioxide, a pungent-smelling gas. This reaction is the first step in the industrial production of sulfuric acid. Sulfur dioxide is also a significant atmospheric pollutant.
Người tham gia
| Vai trò | Chất | Hệ số | Trạng thái |
|---|---|---|---|
| Chất phản ứng | Sulfur S | 1 | (s) |
| Chất phản ứng | Oxygen O | 1 | (g) |
| Sản phẩm | Sulfur Dioxide SO₂ | 1 | (g) |
Ví dụ thực tế
The smell of a struck match comes partly from sulfur dioxide produced as the match head burns.
Tầm quan trọng công nghiệp
This reaction is the first step of the Contact Process for sulfuric acid manufacturing. It is also relevant to understanding volcanic emissions and industrial pollution.
Tính chất
- Loại
- Synthesis
- Thuận nghịch
- Không
- Năng lượng
- Tỏa nhiệt
- ΔH
- -296,8 kJ/mol
Phản ứng liên quan
Frequently Asked Questions
What is the equation for Formation of Sulfur Dioxide?
The balanced equation is: S + O₂ → SO₂.
What type of reaction is Formation of Sulfur Dioxide?
Formation of Sulfur Dioxide is a synthesis reaction.
Is Formation of Sulfur Dioxide exothermic or endothermic?
Formation of Sulfur Dioxide is exothermic (releases energy). The enthalpy change (ΔH) is -296.8 kJ/mol.