Formula: CuI2
CuOH2
Formula: Cu(OH)2
Formula: Cu(OH)2
Formula: Cu(ClO3)2
Copper(II) oxide is CuO; II is an indication that in this compound copper is bivalent.
The chemical formula is: Cu(NO3)2.
PbCu2
Copper(II) sulfate has the formula CuSO4.
31.3 g CuO
Copper(II) oxide is a solid. It is a black powder that is insoluble in water and often used as a pigment or catalyst.
Copper(II) chloride is already a compound; its formula is CuCl2