Symbol:
Ni
Atomic Number:
28
Atomic Weight:
58.6934
Element Classification:
Discovered By:
Axel Cronstedt
Discovery Date:
1751 (Sweden)
Name Origin:
German: kupfernickel (devil's copper).
Density (g/cc):
8.902
Melting Point (K):
1726
Boiling Point (K):
3005
Appearance:
Hard, malleable, silvery-white metal
Atomic Radius (pm):
124
Atomic Volume (cc/mol):
6.6
Covalent Radius (pm):
115
Ionic Radius:
69 (+2e)
Specific Heat:
0.443
Fusion Heat (kJ/mol):
17.61
Evaporation Heat (kJ/mol):
378.6
Thermal Conductivity (@25°C W/m K):
90.9
Debye Temperature (K):
375.00
Pauling Negativity Number:
1.91
First Ionizing Energy (kJ/mol):
736.2
Oxidation States:
3, 2, 0
Electronic Configuration:
[Ar] 3d8 4s2
Lattice Structure:
Face-Centered Cubic(FCC)
Lattice Constant:
3.520
Lattice C/A Ratio:
n/a
