Nickel
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
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
17.61
Evaporation Heat(kj/mol)
378.6
Thermal Conductivity(@25°C W/m K)
90.9
Debye Temperature
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
