CORPS SIMPLES
Équivalents et poids atomiques.
| DÉNOMINATION | ÉQUIVALENTS | POIDS ATOMIQUES | ||
| Aluminium | Al | 15,75 | Al | 27,50 |
| Antimoine. | Sb | 120 | Sb | 120 |
| Argent. | Ag | 108 | Ag | 108 |
| Arsenic. | As | 75 | As | 75 |
| Azote. | Az | 14 | Az | 14 |
| Baryum. | Ba | 68,50 | -Ba | 157 |
| Bismuth. | Bi | 210 | Bi | 210 |
| Bore. | Bo | 11 | Bo | 11 |
| Brôme. | Br | 80 | Br | 80 |
| Cadmium. | Cd | 56 | Cd | 112 |
| Calcium. | Ca | 20 | Ga | 40 |
| Carbone. | C | 6 | G | 12 |
| Chlore. | Cl | 35,50 | Cl | 35,50 |
| Chôme. | Cr | 26,20 | Gr | 52,40 |
| Cuivre. | Cu | 31,75 | Gu | 65,50 |
| Étain. | Sn | 59 | Sn | 118 |
| Fer. | Fe | 28 | Fe | 56 |
| Hydrogène. | H | 1 | H | 1 |
| Iode. | I | 127 | I | 127 |
| Lithium. | Li | 7 | Li | 7 |
| Magnésium. | Mg | 12 | Mg | 24 |
| Manganèse. | Mn | 27,60 | Mn | 55,20 |
| Mercure. | Hg | 100 | Hg | 200 |
| Or. | Au | 197 | Au | 197 |
| Oxygène. | O | 8 | O | 16 |
| Phosphore. | Pb | 31 | Ph | 31 |
| Plomb. | Pb | 105,50 | Pb | 207 |
| Potassium. | K | 59,10 | K | 59,10 |
| Silicium. | Si | 14 | Si | 28 |
| Sodium. | Na | 25 | Na | 25 |
| Soufre. | S | 16 | S | 52 |
| Zinc. | Zn | 32,50 | Zn | 65 |