反应详情

Approximately 2000 ml of distilled water was heated to about 80 degrees C. A solution of SnCl4.5H2O in 500 ml of distilled water, 0.445 g SnO2 /ml was prepared. Approximately 7.5 g of P2O5 was dissolved in 63 ml of concentrated HCl, then an additional 31 ml of HCl was added. About 125 ml of concentrated HCl was added to the SnCl4 solution. The SnCl4 and P2O5 solutions were mixed together in a beaker.