Copper(II): meaning, definitions and examples
๐งช
copper(II)
[ หkษpษr(II) ]
chemical compound
Copper(II) refers to the oxidation state of copper where it has lost two electrons, resulting in a +2 charge. It is commonly found in various compounds, particularly copper(II) oxide and copper(II) sulfate, which are used in various industrial and laboratory applications.
Synonyms
Cuยฒโบ, copper(II) ion, cupric
Examples of usage
- Copper(II) sulfate is often used as a fungicide.
- In electrochemistry, the behavior of copper(II) ions can be studied.
- Copper(II) oxide is used in the production of glass.
- Many copper(II) salts are soluble in water.
Translations
Translations of the word "copper(II)" in other languages:
๐ต๐น cobre(II)
๐ฎ๐ณ เคคเคพเคเคฌเคพ(II)
๐ฉ๐ช Kupfer(II)
๐ฎ๐ฉ tembaga(II)
๐บ๐ฆ ะผัะดั(II)
๐ต๐ฑ miedลบ(II)
๐ฏ๐ต ้ (II)
๐ซ๐ท cuivre(II)
๐ช๐ธ cobre(II)
๐น๐ท bakฤฑr(II)
๐ฐ๐ท ๊ตฌ๋ฆฌ(II)
๐ธ๐ฆ ูุญุงุณ(II)
๐จ๐ฟ mฤฤ(II)
๐ธ๐ฐ meฤ(II)
๐จ๐ณ ้(II)
๐ธ๐ฎ baker(II)
๐ฎ๐ธ kopper(II)
๐ฐ๐ฟ ะผะตะดั(II)
๐ฌ๐ช แแ แแแฏแ(II)
๐ฆ๐ฟ mis(II)
๐ฒ๐ฝ cobre(II)
Etymology
The term 'copper' derives from the Latin 'cuprum', which itself comes from the Greek 'kyprios', meaning 'of Cyprus', as the island was known for its copper mines. Copper has been known and used by humans for thousands of years, with archaeological evidence suggesting that its use predates the introduction of bronze. The specific oxidation states of copper were first clearly defined in the 19th century with the advancement of the atomic theory and the understanding of chemical bonding. The distinction between copper(I) (cuprous) and copper(II) (cupric) became critical as chemists began to understand the role of valence electrons in redox reactions and complex ion formation. Today, Copper(II) compounds are widely studied for their applications in chemistry, biology, and materials science.