Hydrogen vs Dysprosium
| Property | H Hydrogen | Dy Dysprosium |
|---|---|---|
| Atomic number | 1 | 66 |
| Symbol | H | Dy |
| Name | Hydrogen | Dysprosium |
| Category | nonmetal | lanthanide |
| Standard Atomic Weight | 1.007975 u | 162.5 u |
| Period | 1 | 6 |
| Group | 1 | N/A |
| Block | s | s |
| Phase at STP | gas | solid |
| Electron configuration | 1s1 | [Xe]6s24f10 |
| Oxidation states | [-1, 1] | [0, 1, 2, 3, 4] |
| Electronegativity (Pauling) | 2.2 | 1.22 |
| Electron affinity | 0.75419 eV | 0.352 eV |
| Density | 0.08988 kg/m³ | 8550 kg/m³ |
| Melting point | -259.34 °C | 1411.85 °C |
| Boiling point | -252.87 °C | 2566.85 °C |
| Discovery year | 1766 | 1878 |