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Periodic Table
First 20 Elements
| Question | Answer |
|---|---|
| H | Hydrogen |
| Li | Lithium |
| Be | Beryllium |
| Na | Sodium |
| Mg | Magnesium |
| K | Potassium |
| Ca | Calcium |
| He | Helium |
| B | Boron |
| C | Carbon |
| N | Nitrogen |
| O | Oxygen |
| F | Fluorine |
| Ne | Neon |
| Al | Aluminum |
| Si | Silicon |
| P | Phosphorus |
| S | Sulfur |
| Cl | Chlorine |
| Ar | Argon |
| Fe | Iron |
| Pb | Lead |