What is P2S9? Important knowledge about P2S9

P₂S₉ is a chemical molecule consisting of 2 phosphorus (P) atoms and 9 sulfur (S) atoms. Its English name is Sulfur Nonaphosphide. The molar mass of P₂S₉ is 444.6 g/mol. The structure of the P₂S₉ molecule is quite unique, with two phosphorus atoms at the center surrounded by nine sulfur atoms. P₂S₉ does not form ions.

P₂S₉ appears as brown to yellow grains and has an unpleasant smell. It is insoluble in water and does not have a specific pH value. The chemical properties of P₂S₉ are quite complex and depend on the reaction conditions.

P₂S₉ mainly participates in oxidation reactions and reactions with metals. For example, P₂S₉ can react with oxygen in the air to form oxidation compounds. It can also react with metals such as iron, copper, and zinc to form compounds containing phosphorus and sulfur.

P₂S₉ is not produced on an industrial scale and is usually only synthesized in chemical laboratories. The common method used to synthesize P₂S₉ is through the reaction between red phosphorus and sulfur under high temperature conditions.