CuNO323H2O

CuNO323H2O refers to copper(II) nitrate trihydrate. It is an inorganic compound with the chemical formula Cu(NO3)2·3H2O. This substance is a hydrated salt of copper and nitric acid. In its solid form, copper(II) nitrate trihydrate typically appears as blue crystalline solid. It is soluble in water and exhibits hygroscopic properties, meaning it can absorb moisture from the atmosphere.

The formation of copper(II) nitrate trihydrate usually involves the reaction of copper or copper(II) oxide with nitric acid. The trihydrate is one of several possible hydrates of copper(II) nitrate, with the anhydrous form and pentahydrate also being known. Copper(II) nitrate trihydrate finds applications in various fields. It is utilized as a mordant in dyeing and printing textiles, enhancing the adherence of dyes to fabric. It also serves as a catalyst in certain chemical reactions. Furthermore, it is employed in the preparation of other copper compounds and as a laboratory reagent. Due to its copper content, it can also be used in the production of pigments. Proper handling is advised as copper compounds can be toxic and irritating.