kopparIIoxid

Koppar(II)oxid, also known as copper(II) oxide or cupric oxide, is a chemical compound with the formula CuO. It is a black solid that is insoluble in water but soluble in acids. Copper(II) oxide is a strong oxidizing agent and is used in various applications, including as a pigment in ceramics and glass, and as a catalyst in chemical reactions.

The compound is typically prepared by heating copper in air or by the reaction of copper with oxygen. It can also be synthesized by the dehydration of copper(II) hydroxide. Copper(II) oxide is a basic oxide, meaning it reacts with acids to form salts. It is also a paramagnetic substance, meaning it has unpaired electrons that can be aligned with an external magnetic field.

In terms of its structure, copper(II) oxide crystallizes in a cubic lattice, with copper ions occupying the lattice points and oxide ions filling the spaces between them. The compound is also known for its antiferromagnetic properties at low temperatures, where the magnetic moments of the copper ions align in an antiparallel fashion.

Copper(II) oxide is a versatile compound with a wide range of applications. It is used in the production of other copper compounds, such as copper(II) sulfate and copper(II) chloride. It is also used in the manufacture of semiconductors and as a component in certain types of batteries. Additionally, it has been studied for its potential use in energy storage and conversion technologies, such as in lithium-ion batteries and fuel cells.