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Classifications |
Alternate Names | None |
Names of Allotropes | None |
Block | f |
Group | N/A |
Period | 6 |
Series | Lanthanide |
Electron Configuration | [Xe]6s24f11 |
Color | Silver |
Discovery | |
Gas phase | N/A |
CAS Number | CAS7440-60-0 |
CID Number | |
RTECS Number | N/A |
Electrical properties |
Electrical Type | Conductor |
Electrical Conductivity | 1.1×106 S/m |
Resistivity | 9.4×10-7 m Ω |
Superconducting Point | N/A |
Magnetic properties |
Magnetic Type | Paramagnetic |
Curie Point | 20 K |
Mass Magnetic Susceptibility | 5.49×10-6 m3/Kg |
Molar Magnetic Susceptibility | 9.05467×10-7 m3/mol |
Volume Magnetic Susceptibility | 0.0482845 |
Abundances |
% in Universe | 5×10-8% |
% in Sun | 0% |
% in Meteorites | 5.9×10-6% |
% in Earth's Crust | 0.00012% |
% in Oceans | 2.2×10-11% |
% in Humans | N/A |
Atomic dimensions and structure |
Atomic Radius | 226 pm |
Covalent Radius | 192 pm |
Van der Waals Radius | N/A |
Crystal Structure | Simple Hexagonal |
Lattice Angles | |
Lattice Constants | 357.73, 357.73, 561.58 pm |
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Space Group Name | P63/mmc |
Space Group Number | 194 |
Nuclear Properties |
Half-Life | Stable |
Lifetime | Stable |
Decay Mode | N/A |
Quantum Numbers | 4I15/2 |
Neutron Cross Section | 64 |
Neutron Mass Absorption | 0.015 |
Known Isotopes | 140Ho, 141Ho, 142Ho, 143Ho, 144Ho, 145Ho, 146Ho, 147Ho, 148Ho, 149Ho, 150Ho, 151Ho, 152Ho, 153Ho, 154Ho, 155Ho, 156Ho, 157Ho, 158Ho, 159Ho, 160Ho, 161Ho, 162Ho, 163Ho, 164Ho, 165Ho, 166Ho, 167Ho, 168Ho, 169Ho, 170Ho, 171Ho, 172Ho, 173Ho, 174Ho, 175Ho |
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Stable Isotopes | |
Isotopic Abundances | |
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