Formation of Sulfur Dioxide

S + O2 → SO2

개요

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.

참여 물질

역할 물질 계수 상태
반응물 Sulfur S 1 (s)
반응물 Oxygen O 1 (g)
생성물 Sulfur Dioxide SO₂ 1 (g)

일상 속 예시

The smell of a struck match comes partly from sulfur dioxide produced as the match head burns.

산업적 중요성

황산 제조(접촉법)의 출발 물질입니다. 식품 보존제(방부제, 항산화제), 와인 제조의 안정제, 금속 가공의 환원제로 사용됩니다. 화석 연료 연소의 대기오염 물질로도 중요합니다.

성질

유형
Synthesis
가역 반응
아니오
에너지
발열
ΔH
-296.8 kJ/mol

관련 반응

Formation of Calcium Hydroxide Formation of Carbon Monoxide Formation of Nitrogen Dioxide Formation of Potassium Chloride Formation of Sodium Bicarbonate Formation of Sodium Peroxide Formation of Silicon Dioxide Formation of Tungsten Carbide Formation of Copper(II) Sulfide Fischer-Tropsch Synthesis (General)

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.