Formation of Calcium Oxide (Quicklime)

2Ca + O2 → 2CaO

개요

Calcium metal reacts with oxygen to form calcium oxide, also known as quicklime. This highly exothermic reaction produces a brilliant white light, historically used in limelight theater lighting. Calcium is a reactive alkaline earth metal that readily oxidizes.

참여 물질

역할 물질 계수 상태
반응물 Oxygen O 1 (g)
반응물 Calcium Ca 2 (s)
생성물 Calcium Oxide CaO 2 (s)

일상 속 예시

Quicklime is used in construction as a component of morite and cement, and in agriculture to raise soil pH.

산업적 중요성

시멘트 클링커 제조의 핵심 공정입니다. 생석회는 철강 제련(탈황·탈인), 유리 제조, 화학 공업의 핵심 원료입니다. CO₂ 발생으로 인한 기후 영향이 주목받고 있습니다.

성질

유형
Synthesis
가역 반응
아니오
에너지
발열
ΔH
-1270.2 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 Calcium Oxide (Quicklime)?
The balanced equation is: 2Ca + O₂ → 2CaO.
What type of reaction is Formation of Calcium Oxide (Quicklime)?
Formation of Calcium Oxide (Quicklime) is a synthesis reaction.
Is Formation of Calcium Oxide (Quicklime) exothermic or endothermic?
Formation of Calcium Oxide (Quicklime) is exothermic (releases energy). The enthalpy change (ΔH) is -1270.2 kJ/mol.