P
- Palladium(II) chloride – PdCl2
- Palladium(II) nitrate – Pd(NO3)2
- Pentaborane – B5H9
- Pentasulfide antimony – Sb2S5
- Perchloric acid – HClO4
- Perchloryl fluoride – ClFO3
- Persulfuric acid (Caro's acid) – H2SO5
- Perxenic acid – H4XeO6
- Phenylarsine oxide – (C6H5)AsO
- Phenylphosphine – C6H7P
- Phosgene – COCl2
- Phosphine – PH3
- Phosphite – HPO32-
- Phosphomolybdic acid – H3PMo12O40
- Phosphoric acid – H3PO4
- Phosphorous acid (Phosphoric(III) acid) – H3PO3
- Phosphorus pentabromide – PBr5
- Phosphorus pentafluoride – PF5
- Phosphorus pentasulfide – P4S10
- Phosphorus pentoxide – P2O5
- Phosphorus sesquisulfide – P4S3
- Phosphorus tribromide – PBr3
- Phosphorus trichloride – PCl3
- Phosphorus trifluoride – PF3
- Phosphorus triiodide – PI3
- Phosphotungstic acid – H3PW12O40
- Platinum(II) chloride – PtCl2
- Platinum(IV) chloride – PtCl4
- Plutonium(III) chloride – PuCl3
- Plutonium dioxide (Plutonium(IV) oxide) – PuO2
- Potash Alum– K2SO4.Al2(SO4)3·24H2O
- Potassium aluminium fluoride – KAlF4
- Potassium borate – K2B4O7•4H2O
- Potassium bromide – KBr
- Potassium calcium chloride – KCaCl3
- Potassium carbonate – K2CO3
- Potassium chlorate – KClO3
- Potassium chloride – KCl
- Potassium cyanide – KCN
- Potassium ferrioxalate – K3
- Potassium hydrogencarbonate – KHCO3
- Potassium hydrogen fluoride – HF2K
- Potassium hydroxide – KOH
- Potassium iodide – KI
- Potassium iodidate – KIO3
- Potassium monopersulfate – K2SO4·KHSO4·2KHSO5
- Potassium nitrate – KNO3
- Potassium perbromate – KBrO4
- Potassium perchlorate – KClO4
- Potassium permanganate – KMnO4
- Potassium sulfate – K2SO4
- Potassium sulfide – K2S
- Potassium titanyl phosphate – KTiOPO4
- Potassium vanadate – KVO3
- Praseodymium(III) chloride – PrCl3
- Protonated molecular hydrogen – H3+
- Prussian blue (Iron(III) hexacyanoferrate(II)) – Fe43
- Pyrosulfuric acid – H2S2O7
Read more about this topic: List Of Inorganic Compounds