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First 18 Elements
the first 18 elements of the period table of the elements
| number | element | Symbol |
|---|---|---|
| 1 | Hydrogen | H |
| 2 | Helium | He |
| 3 | Lithium | Li |
| 4 | Beryllium | Be |
| 5 | Boron | B |
| 6 | Carbon | C |
| 7 | Nitrogen | N |
| 8 | Oxygen | O |
| 9 | Flourine | F |
| 10 | Neon | Ne |
| 11 | Sodium | Na |
| 12 | Magneseum | Mg |
| 13 | Aluminum | Al |
| 14 | Silicon | Si |
| 15 | Phosphorus | P |
| 16 | Sulfur | S |
| 17 | Chlorine | Cl |
| 18 | Argon | Ar |