What is nii2 compound name?

Nii2 is a chemical compound composed of two atoms of nickel and one molecule of iodine. Its full chemical name is nickel iodide or nickel (II) iodide. It is a crystalline solid with a pale greenish-yellow color and is highly soluble in water. Nickel iodide is used in various industrial and research applications, including as a catalyst, in the manufacture of optical devices, and in organic synthesis. It is also used in the production of pigments and dyes, and as a source of nickel ions in electroplating processes. The chemical formula for nickel iodide is NiI2.