Discovered By: Axel Fredrik Cronstedt
Discovery year: 1751

The following table showing some properties of Nickel(Ni):

Table Example
Atomic number 28
Group 10
Period 4
Block d
Electrons 28
Protons 28
Neutrons 31
Atomic weight 58.6934
Oxidation states -1, +2, +3
Ionic charge Ni^2+, Ni^3+


Table Example
Electrons per shell K2 L8 M16 N2
Atomic radius 149 pm
Covalent radius 124 pm
Van der Waals radius 163 pm
Boiling point 2913°C
Melting point 1455°C
Phase Solid
Fusion heat 17.2 kJ.mol^-1
Thermal expansion 1.34*10^-5 K^-1
Vaporization heat 378 kJ.mol^-1


Table Example
Color Gray
Brinell hardness 700 MPa
Bulk modulus 180 GPa
Density 8908 kg.m^-3
Liquid density 7810 kg.m^-3
Mohs hardness 4
Molar volume 6.589*10^-6 m^3.mol^-1
Poisson ratio 0.31
Shear modulus 76 GPa
Sound speed 4970 m.s^-1


Table Example
Vickers hardness 638 MPa
Young's modulus 200 GPa
Electric conductivity 1.4*10^7 S.m^-1
Electric type Conductor
Magnetic type Ferromagnetic
Resistivity 7*10^-8 Ohm.m
Curie point 631 K
Electronegativity 1.91
Valence 2
Radioactive No
Neutron cross section 4.5