Formation of Silicon Dioxide

Si + O2 → SiO2

개요

Silicon reacts with oxygen to form silicon dioxide (silica), the main component of sand and quartz. This is one of the most abundant reactions on Earth's surface, as silicon dioxide makes up a large fraction of the Earth's crust.

참여 물질

역할 물질 계수 상태
반응물 Silicon Si 1 (s)
반응물 Oxygen O 1 (g)
생성물 Silicon Dioxide SiO₂ 1 (s)

일상 속 예시

Sand on beaches and the quartz in many decorative stones are composed of silicon dioxide formed by this type of reaction.

산업적 중요성

반도체 웨이퍼의 절연층(열산화막), 광섬유, 유리, 시멘트, 세라믹 제조의 핵심 소재입니다. 실리카 겔은 건조제로, 흄드 실리카는 고무 보강재로 광범위하게 사용됩니다.

성질

유형
Synthesis
가역 반응
아니오
에너지
발열
ΔH
-910.7 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 Tungsten Carbide Formation of Copper(II) Sulfide Formation of Sulfur Dioxide Fischer-Tropsch Synthesis (General)

Frequently Asked Questions

What is the equation for Formation of Silicon Dioxide?
The balanced equation is: Si + O₂ → SiO₂.
What type of reaction is Formation of Silicon Dioxide?
Formation of Silicon Dioxide is a synthesis reaction.
Is Formation of Silicon Dioxide exothermic or endothermic?
Formation of Silicon Dioxide is exothermic (releases energy). The enthalpy change (ΔH) is -910.7 kJ/mol.