Ho
Holmium
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Ho |
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Holmium |
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| Atomic number | 67 |
| Atomic weight | 164.9304 |
| Orbital electronic configuration | (Xe)4f116s2 |
| First ionization energy (eV) | 6.018 |
| Electronegativity (Pauling) | 1.23 |
| Atomic radius (Å) | 2.47 |
| Bonding radius (Å) | 1.58 |
| Oxidation states | 3 |
Properties |
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| Density at 300K (g/ml) | 8.80 |
| Melting point (K) | 1743 |
| Boiling point (K) | 2968 |
| Heat of vaporization (kJ/mol) | 241.0 |
| Heat of fusion (kJ/mol) | 12.20 |
| Specific heat capacity (Jg-1K-1) | 0.16 |
| Crystal structure | hexagonal |