What Is The Colour Of K2Cr2O7?
What Is The Colour Of K2Cr2O7? Potassium bichromate appears as orange red crystals. Why does K2Cr2O7 show colour? KMno4 and K2Cr2O7 are colored because of the charge transfer spectra. … In both the compounds there is anion to cation charge transfer also known as a ligand to metal charge transfer. This transfer helps in giving