Formation of Cadmium Oxide

2Cd + O2 → 2CdO

Tổng quan

Cadmium burns in oxygen with a brownish-red tint to form cadmium oxide. This reaction is significant because cadmium and its oxide are highly toxic. Cadmium oxide fumes from welding or smelting operations can cause severe and potentially fatal cadmium poisoning.

Người tham gia

Vai trò Chất Hệ số Trạng thái
Chất phản ứng Oxygen O 1 (g)
Chất phản ứng Cadmium Cd 2 (s)
Sản phẩm Cadmium Oxide CdO 2 (s)

Ví dụ thực tế

Workers who accidentally weld on cadmium-plated metals without proper ventilation risk cadmium oxide inhalation poisoning from this reaction.

Tầm quan trọng công nghiệp

Cadmium oxide is used in nickel-cadmium batteries, as a catalyst, and in electroplating. Strict safety regulations govern its handling due to toxicity.

Frequently Asked Questions

What is the equation for Formation of Cadmium Oxide?
The balanced equation is: 2Cd + O₂ → 2CdO.
What type of reaction is Formation of Cadmium Oxide?
Formation of Cadmium Oxide is a synthesis reaction.
Is Formation of Cadmium Oxide exothermic or endothermic?
Formation of Cadmium Oxide is exothermic (releases energy). The enthalpy change (ΔH) is -516.0 kJ/mol.