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1. Which element has the symbol "He"?
HydrogenHeliumHassium -
2. Which has the symbol "C"?
CarbonCobaltChlorine -
3. What is the symbol for lithium?
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4. Which element has the symbol "B"?
BromineBerylliumBoron -
5. What is magnesium's symbol?
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6. And the symbol for silicon?
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7. Which element is this?
SodiumNitrogenCalcium -
8. What is potassium's symbol?
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9. What about the symbol for copper?
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10. Which element has the symbol "Fe"?
IodineIronKrypton -
11. And which is "Au"?
GoldSilverTitanium -
12. What is the symbol for tin?
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13. Which element is this?
GermaniumGalliumGadolinium -
14. What's the symbol for mercury?
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15. Which element's symbol is "Rh"?
RubidiumRutheniumRhodium -
16. What about "Ra"?
RadonRutherfordiumRadium -
17. What's lead's symbol?
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18. What is the symbol for tungsten?
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19. Do you know this one?
CoperniciumCeriumCaesium -
20. And finally, what is the symbol for Einsteinium?