Cu: CopperO: OxygenCE2: No chemical formula associated with this nameCuOHOHOH2: Copper IIIIII hydroxideCuSO4: Copper IIIIII sulfate
Cu: Copper
O: Oxygen
CE2: No chemical formula associated with this name
CuOHOHOH2: Copper IIIIII hydroxide
CuSO4: Copper IIIIII sulfate