What is the formula of cobalt Chloride?
Cobalt (I) chloride = Cobalt monochloride = CoCl Cobalt (II)
chloride = Cobalt dichloride = CoCl2 Cobalt (III) chloride = Cobalt
trichloride = CoCl3
Cobalt chloride paper is absorbent paper which has been soaked in cobalt chloride solution and allowed to dry. It is a convenient way to use cobalt chloride as a test for the presence of water. When cobalt chloride is anhydrous, that is completely without water, it is blue, but when there is water present, either in solution or in the solid, it is pink. To use cobalt chloride paper it is heated to drive off…