Latin name | Niccolum |
English name | Nickel |
chemical symbol | Ni |
atomic number | 28 |
relative atomic mass | 58,6934 |
period | 4 |
group | VIII.B |
classification | transition metals |
discovery year | 1751 |
discoverer | A. F. Cronstedt |
melting point [°C] | 1453 |
boiling point [°C] | 2913 |
density [g cm-3] | 8,908 |
density at melting point [g cm-3] | 7,81 |
electronegativity [Pauling] | 1,91 |
stand. el. potential [V] | -0,23 |
oxidation states | I, II, III, IV |
electron configuration | [Ar]3d8 4s2 |
specific heat [J g-1K-1] | 0,44 |
heat of fusion [kJ mol-1] | 17,47 |
thermal conductivity [W m-1 K-1] | 91 |
el. conductivity [S m-1] | 1,4.107 |
1. ionizing potential [eV] | 7,6398 |
2. ionizing potential [eV] | 18,168 |
3. ionizing potential [eV] | 35,17 |
Mohs hardness | 4 |
Vickers hardness [MPa] | 638 |
Brinell hardness [MPa] | 700 |
shear modulus [GPa] | 76 |
Young's modulus [GPa] | 200 |
Curie's point [K] | 631 |
state at normal conditions | solid |