Find out total number of coloured/black water insoluble compound(s) from following substances : Ag2O, HgI2, FeS, Ag3PO4, Ba(MnO4)2, Na2CrO4, PbI2, AgNO2, Ag2C2O | Reaction Mechanism — Chem-Mantra | Chem-Mantra

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Find out total number of coloured/black water insoluble compound(s) from following substances : Ag2O, HgI2, FeS, Ag3PO4, Ba(MnO4)2, Na2CrO4, PbI2, AgNO2, Ag2C2O4

Answer: **5** / AG2O, HGI2, FES, AG3PO4, PBI2.

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