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Stack #4542191
| Question | Answer |
|---|---|
| Arsenic | As |
| Selenium | Se |
| Bromine | Br |
| Krypton | Kr |
| Rubidium | Ba |
| Tungsten | W |
| Zirconium | Zr |
| Sliver | Ag |
| Tin | Sn |
| Iodine | I |
| Platinum | Pt |
| Gold | Au |
| Mercury | Hg |
| Lead | Pb |
| Radon | Rn |
| Uranium | U |