Formation of Copper(II) Sulfide

Cu + S → CuS

Обзор

Copper reacts with sulfur when heated to form copper(II) sulfide, a black compound. This reaction occurs when copper is heated in the presence of sulfur vapor. Copper sulfide minerals like covellite are important copper ores.

Участники

Роль Вещество Коэффициент Состояние
Реагент Copper Cu 1 (s)
Реагент Sulfur S 1 (s)

Пример из жизни

The dark tarnish that forms on copper items in sulfur-rich environments (like near hot springs) involves a similar reaction.

Промышленное значение

Copper sulfide minerals are the primary ores for copper extraction. Understanding this reaction is fundamental to copper metallurgy and mining chemistry.

Свойства

Тип
Synthesis
Обратимая
Нет
Энергия
Экзотермическая
ΔH
-53,1 kJ/mol

Связанные реакции

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 Sulfur Dioxide Formation of Hydrogen Sulfide Formation of Barium Oxide Formation of Carbon Monoxide

Frequently Asked Questions

What is the equation for Formation of Copper(II) Sulfide?
The balanced equation is: Cu + S → CuS.
What type of reaction is Formation of Copper(II) Sulfide?
Formation of Copper(II) Sulfide is a synthesis reaction.
Is Formation of Copper(II) Sulfide exothermic or endothermic?
Formation of Copper(II) Sulfide is exothermic (releases energy). The enthalpy change (ΔH) is -53.1 kJ/mol.