Name | Formula | Colour |
Manganese(II) chloride tetrahydrate | MnCl2 · 4H2O | pink |
Copper(II) chloride dihydrate | CuCl2 · 2H2O | blue |
Nickel(II) chloride hexahydrate | NiCl2 · 6H2O | green |
Lead(II) iodide | PbI2 | yellow |
Copper sulphate pentahydrate | CuSO4.5H2O | Blue |
Ferrous sulphate | FeSO4.7H2O. | blue-green |
Cobalt(II) chloride hexahydrate | CoCl2 · 6H2O | Deep manganata |
copper benzoate | C14H10CuO4 | Blue |