Explanatory notes
… compounds . The most stable oxide is palladous oxide (PdO), the only basic one. It is a black powder decomposed by heat. Palladous chloride (PdCl 2 ), a brown deliquescent powder, soluble in water and … in electroplating. Potassium chloropalladite (K 2 PdCl 4 ), a brown salt, fairly soluble, used as a detector …