Symbol | Y | Atomic radius: pm | 178 | Fusion: kJ/Mole | 11.4 |
Name | Yttrium | Ionic radius: pm | (+3)102 | Boiling point: °C | 3345 |
Atomic number | 39 | Electron affinity | 0.31 | Melting point: °C | 1522 |
Atomic weight | 88.91 | 1st ion potential | 6.22 | Specific Heat Cap: J/(g K) | 0.30 |
Classification | Trans metal | Natural form | Solid | Thermal Cond: W/(cm K) | 0.17 |
Configuration | [Kr]4d15s2 | Crystal structure | Hex | Electrical Cond | 0.0166 |
Oxidation states | 3 | Density | 4.47 | Abundance: mg/kg-crust | 33 |
Electronegativity | 1.22 | Vaporization: kJ/Mole | 393.0 | ||
Yttrium was discovered in 1794 by Johann Gadolin. | Uses - YAG laser, TV phosphor, production of microwave filters, production of simulated diamonds |