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Chemistry
| Question | Answer |
|---|---|
| Hydrogen: | H |
| Siver: | Ag |
| Gold: | Au |
| Arsenic: | As |
| Sodium: | Na |
| Iron: | Fe |
| Mercury: | Hg |
| Tin: | Sn |
| Lead: | Pb |
| Potassioum: | K |
| Tungsten: | W |
| Radium: | Ra |
| Copper: | Cu |
| Californium: | Cf (man-made) |
| Eisteinium: | Es (man-made) |