Cu(NO3)2, or copper(II) nitrate, is an inorganic compound composed of one copper atom, two nitrogen atoms, and six oxygen atoms. It appears as a blue crystalline solid and is highly soluble in water. This compound is often used in laboratories and various industrial applications, including as a catalyst and in the production of other copper compounds. In addition to its industrial uses, Cu(NO3)2 plays a role in agriculture as a micronutrient fertilizer. It provides essential copper, which is vital for plant growth and development. However, care must be taken when handling this compound, as it can be hazardous in concentrated forms.