Nickel

Transition metal

Symbol: Ni

Atomic Number: 28

Standard State: Solid

Atomic Mass: 58.693

Electron Configuration: [Ar]4s2 3d8

Electronegativity: 1.91

Atomic Radius: 163

Ionization Energy: 7.64

Melting Point: 1728

Boiling Point: 3186

Density: 8.912

Year Discovered: 1751