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elements 1-20
| Question | Answer |
|---|---|
| Hydrogen | H |
| H | Hydrogen |
| Helium | He |
| He | Helium |
| Lithium | Li |
| Li | Lithium |
| Beryllium | Be |
| Be | Beryllium |
| Boron | B |
| B | Boron |
| Carbon | C |
| C | Carbon |
| Nitrogen | N |
| N | Nitrogen |
| Oxygen | O |
| O | Oxygen |
| Fluorine | Fl |
| Fl | Fluorine |
| Neon | Ne |
| Ne | Neon |
| Sodium | Na |
| Na | Sodium |
| Magnesium | Mg |
| Mg | Magnesium |
| Aluminum | Al |
| Al | Aluminum |
| Silicon | Si |
| Si | Silicon |
| Phosphorus | P |
| P | Phosphorus |
| Sulfur | S |
| S | Sulfur |
| Chlorine | Cl |
| Cl | Chlorine |
| Argon | Ar |
| Ar | Argon |
| Potassium | K |
| K | Potassium |
| Calcium | Ca |
| Ca | Calcium |