composés chimiques
| Nom | Type | Notoriété | Popularité |
|---|---|---|---|
| Prince de Galles | Substance | 10 | 11.7 |
| Prion | Composé Chimique | 71 | 184.2 |
| Prismane | Concept | 5 | 1.6 |
| Pristane | Concept | 18 | 0.5 |
| Pristanoyl-coenzyme A | Composé Chimique | 1 | 0.0 |
| Pritelivir | Concept | 6 | 1.4 |
| Proamanulline | Composé Chimique | 10 | 0.2 |
| Proanthocyanidine de Type A | Concept | 3 | 0.9 |
| Proanthocyanidine de Type B | Concept | 4 | 0.5 |
| Probénécide | Concept | 21 | 9.2 |
| Procarbazine | Concept | 26 | 2.9 |
| Procaïnamide | Concept | 26 | 6.6 |
| Procaïne | Concept | 39 | 29.1 |
| Prochloraze | Concept | 5 | 1.4 |
| Prochlorpérazine | Concept | 23 | 0.0 |
| Procyanidine | Composé Chimique | 6 | 5.7 |
| Procyanidine A1 | Concept | 8 | 0.3 |
| Procyanidine A2 | Concept | 7 | 0.1 |
| Procyanidine B1 | Concept | 8 | 0.7 |
| Procyanidine B2 | Concept | 7 | 0.5 |
| Procyanidine C1 | Concept | 8 | 0.3 |
| Procyanidine C2 | Concept | 6 | 0.0 |
| Procyclidine | Médicament | 13 | 0.0 |
| Procédé Acheson | Concept | 6 | 2.3 |
| Procédé Andrussow | Concept | 13 | 1.7 |
| Procédé Au Cumène | Concept | 16 | 9.9 |
| Procédé Birkeland-eyde | Concept | 17 | 3.0 |
| Procédé Bma | Concept | 7 | 0.9 |
| Procédé Brin | Concept | 6 | 0.0 |
| Procédé Cativa | Concept | 14 | 2.0 |
| Procédé Chimique | Concept | 25 | 11.2 |
| Procédé Fischer-tropsch | Concept | 36 | 39.9 |
| Procédé Frank-caro | Concept | 8 | 0.3 |
| Procédé Haber | Concept | 59 | 65.3 |
| Procédé Isasmelt/ausmelt | Concept | 3 | 0.3 |
| Procédé Kubierschky | Concept | 1 | 0.3 |
| Procédé Mannheim | Concept | 7 | 0.9 |
| Procédé Mond | Concept | 16 | 2.5 |
| Procédé Monsanto | Concept | 16 | 3.8 |
| Procédé Ostwald | Concept | 29 | 5.6 |
| Procédé Reichstein | Concept | 7 | 6.0 |
| Procédé Shawinigan | Concept | 1 | 0.6 |
| Procédé Wacker | Concept | 15 | 3.2 |
| Procédé de Contact | Concept | 20 | 9.4 |
| Procédé de Girdler | Concept | 7 | 5.6 |
| Procédé de Polymérisation | Concept | 3 | 30.9 |
| Procédé des Chambres de Plomb | Concept | 13 | 0.7 |
| Prodelphinidine | Composé Chimique | 3 | 0.0 |
| Prodelphinidine B3 | Concept | 5 | 0.0 |
| Prodigiosine | Concept | 14 | 0.6 |