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Difficult Elements Z
All the elements from our list that are difficult to learn.
| Question | Answer |
|---|---|
| F | Fluorine |
| Na | Sodium |
| Mg | Magnesium |
| Cl | Chlorine |
| Ar | Argon |
| K | Potassium |
| Cr | Chromium |
| Mn | Manganese |
| Fe | Iron |
| Cu | Copper |
| Zn | Zinc |
| As | Arsenic |
| Rb | Rubidium |
| Sr | Strontium |
| Y | Yttrium |
| Zr | Zirconium |
| Pd | Palladium |
| Ag | Silver |
| Cd | Cadmium |
| Sn | Tin |
| Sb | Antimony |
| Xe | Xenon |
| Cs | Cesium |
| W | Tungsten |
| Pt | Platinum |
| Au | Gold |
| Hg | Mercury |
| Tl | Thallium |
| Pb | Lead |
| At | Astatine |
| Rn | Radon |
| Pu | Plutonium |
| Ts | Tennessinne |