KnowraPotassium manganateLinked fromLinked fromThe 2 pages that link to Potassium manganate, each with the reason it gives.All 2Broader topic 1Compared with 1Potassium permanganateCompared with: Its green color and manganese oxidation state distinguish it from purple potassium permanganate.ManganateBroader topic: It is a familiar isolable salt of the manganate ion.