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11 CHEM
Elements 1
| Question | Answer |
|---|---|
| 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 Fluorine | F |
| 10 Neon | Ne |
| 11 Sodium | Na |
| 12 Magnesium | Mg |
| 13 Aluminum | Al |
| 14 Silicon | Si |