Crystal of a substance changed their colour on heating in a vlosed test tube but regained it after sometime when tjey are allowed to cool down name the substance write its formula and explain its phenomina involved
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it is CuSO4 when it is heated it turns from blue to white and when it is cooled it becomes white again
CuSO4=CuSO4=CuSO4
(blue)heated(white)cooled(blue)
CuSO4=CuSO4=CuSO4
(blue)heated(white)cooled(blue)
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