P→P₂O₃→P₂O₅→H₃PO₄→K₃PO₄→Ag₃PO₄
4P+3O₂=2P₂O₃
P₂O₃+O₂=P₂O₅
P₂O₅+3H₂O=2H₃PO₄
H₃PO₄+3KOH=K₃PO₄+3H₂O
K₃PO₄+3AgNO₃=Ag₃PO₄↓+3KNO₃
P→P₂O₃→P₂O₅→H₃PO₄→K₃PO₄→Ag₃PO₄
4P+3O₂=2P₂O₃
P₂O₃+O₂=P₂O₅
P₂O₅+3H₂O=2H₃PO₄
H₃PO₄+3KOH=K₃PO₄+3H₂O
K₃PO₄+3AgNO₃=Ag₃PO₄↓+3KNO₃