Cupric sulphate
CuSo4, a water-soluble salt used in copper-plating baths; crystallizes as hydrous copper sulphate, which is blue. Also known as copper sulphate.
Cuprous bromide
Cu2Br2, white or gray crystals slightly soluble in cold water. Also known as copper bromide
Cuprous chloride
CuCl or Cu2Cl2, green, tetrahedral crystals, insoluble in water. Also known as copper chloride; resin of copper.


