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Periodic Tabel
1 - 2-
| Symbol/number/atomic mass | Element |
|---|---|
| H/1/1 | Hydrogen |
| He/2/4 | Helium |
| Li/3/7 | Lithium |
| Be/4/9 | Beryllium |
| B/5/11 | Boron |
| C/6/12 | Carbon |
| N/7/14 | Nitrogen |
| O/8/16 | Oxygen |
| F/9/19 | Fluorine |
| Ne/10/20 | Neon |
| Na/11/23 | Sodium |
| Mg/12/24 | Magnesium |
| Al/13/27 | Aluminum |
| Si/14/28 | Silicon |
| P/15/31 | Phosphorus |
| S/16/32 | Sulfur |
| Cl/17/35 | Chlorine |
| Ar/18/40 | Argon |
| K/19/39 | Potassium |
| Ca/20/40 | Calcium |