KnowraPotassium oxideLinked fromLinked fromThe 4 pages that link to Potassium oxide, each with the reason it gives.All 4Compared with 4Potassium hydroxideCompared with: Unlike KOH, potassium oxide contains oxide ions rather than hydroxide ions.Sodium oxideCompared with: It is the heavier alkali-metal analogue of sodium oxide.Potassium peroxideCompared with: Its oxide ion lacks the oxygen–oxygen bond present in potassium peroxide.Potassium superoxideCompared with: Unlike potassium oxide, KO₂ contains O₂⁻ units rather than isolated O²⁻ ions.