What is Pb3P2? Important knowledge about Pb3P2.

Pb₃P₂, also known as Lead phosphide or Lead(II) phosphide in English, is an inorganic compound of lead and phosphorus. This compound has a molar mass of 643.6 g/mol. It consists of 3 lead atoms and 2 phosphorus atoms, forming a Pb₃P₂ molecule. The structure of the ions is Pb₂+ and P₃-.

1. Properties: Pb₃P₂
   Physical properties of Pb₃P₂: This compound usually appears as a black solid. It has no distinctive smell and its pH level cannot be determined as it is insoluble in water.
   Chemical properties of Pb₃P₂: This compound easily burns in air, producing lead(II) phosphate and phosphorus.

2. Common chemical reactions involving Pb₃P₂:

   • Pb₃P₂ + 6HCl -> 3PbCl₂ + 2PH₃
   • Pb₃P₂ + 4O₂ -> 3PbO + P₄O₁₀
   • Pb₃P₂ + 3H₂SO₄ -> 3PbSO₄ + 2PH₃
   • Pb₃P₂ + 6HNO₃ -> 3Pb(NO₃)₂ + 2PH₃
   • Pb₃P₂ + 3CuSO₄ -> 3PbSO₄ + Cu₃P₂

3. Synthesis of Pb₃P₂

   • In the laboratory, Pb₃P₂ can be synthesized by reacting lead with red phosphorus at high temperature.
   • On an industrial scale, Pb₃P₂ is produced by creating a reaction between powdered lead and phosphorus below 200°C in a vacuum device.